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Function of the observed sample results
In null-hypothesis significance testing, the p-value is the probability of obtaining test results at least as extreme as the result actually observed
P-value
Misinterpretation of statistical significance
P-values are often used or interpreted incorrectly; the American Statistical Association states that p-values can indicate how incompatible the data are
Misuse_of_p-values
Statistical concept
alternative to p-values, addressing some shortcomings of the latter. In contrast to p-values, e-values can deal with optional continuation: e-values of subsequent
E-values
Statistics concept
In statistics, a generalized p-value is an extended version of the classical p-value, which except in a limited number of applications, provides only
Generalized_p-value
Statistical method for multiple testing
The harmonic mean p-value (HMP) is a statistical technique for addressing the multiple comparisons problem that controls the strong-sense family-wise
Harmonic_mean_p-value
Statistical hypothesis testing measure
testing, the q-value in the Storey procedure provides a means to estimate the positive false discovery rate (pFDR). Just as the p-value gives the expected
Q-value_(statistics)
Mathematical index used in Bayesian statistics
positive or negative. This index is numerically similar to the frequentist p-value. It is mathematically defined as the larger of two posterior probabilities:
Probability_of_direction
Benefit provided by a good or service in an economy
economics, economic value or simply value is a measure of the benefit provided by a good or service to an economic agent. Value for money represents
Value_(economics)
Ratio in statistics
deviation is unknown. It is also used along with p-value when running hypothesis tests where the p-value tells us what the odds are of the results to have
T-statistic
Misuse of data analysis
problem is that p-value of an optionally stopped statistical test is larger than what it seems. Intuitively, this is because the p-value is supposed to
Data_dredging
Measure of divisibility by a prime number
The p-adic valuation is a valuation and gives rise to an analogue of the usual absolute value, though unlike the latter, the p-adic absolute value is not
P-adic_valuation
Concept in inferential statistics
hypothesis, given that the null hypothesis is true; and the p-value of a result, p {\displaystyle p} , is the probability of obtaining a result at least as
Statistical_significance
Observed inability to reproduce scientific studies
statistic exceeds the chosen critical value, the results are considered statistically significant. The p-value represents the probability of obtaining
Replication_crisis
Statistical significance test
because the significance of the deviation from a null hypothesis (e.g., p-value) can be calculated exactly, rather than relying on an approximation that
Fisher's_exact_test
Statistical method
{\displaystyle X_{2k}^{2}=-2\sum _{i=1}^{k}\ln p_{i},} where pi is the p-value for the ith hypothesis test. When the p-values tend to be small, the test statistic
Fisher's_method
Method of statistical inference
either by comparing the test statistic to a critical value or equivalently by evaluating a p-value computed from the test statistic. Roughly 100 specialized
Statistical_hypothesis_test
Square roots of the eigenvalues of the self-adjoint operator A* A
singular values, and the Schatten norm is the p {\displaystyle p} -th root of the sum of the p {\displaystyle p} -th powers of the singular values. Note
Singular_value
Probability distribution and special case of gamma distribution
distribution. Just as extreme values of the normal distribution have low probability (and give small p-values), extreme values of the chi-squared distribution
Chi-squared_distribution
Study of collection and analysis of data
is the largest p-value that allows the test to reject the null hypothesis. This test is logically equivalent to saying that the p-value is the probability
Statistics
thinking, a first p-value of 0.0499 will be interpreted the same as a p-value of 0.0001 (the null hypothesis is rejected) while a second p-value of 0.0501 will
Dichotomous_thinking
Measure of lipophilicity and hydrophilicity
independent of the pH value of the aqueous phase due to their restriction to only one species, D values are often strongly dependent on the pH value of the aqueous
Octanol-water partition coefficient
Octanol-water_partition_coefficient
Probability plot which compares two cumulative distribution functions
In statistics, a P–P plot (probability–probability plot or percent–percent plot or P value plot) is a probability plot for assessing how closely two data
P–P_plot
Types of error in data reporting
so the result is a (corrected) p-value. Thus they are susceptible to the same misinterpretation as any other p-value. The false positive risk is always
False positives and false negatives
False_positives_and_false_negatives
Statistical method for handling multiple comparisons
and P 1 , … , P m {\displaystyle P_{1},\ldots ,P_{m}} their corresponding p-values. We list these p-values in ascending order and denote them by P ( 1
False_discovery_rate
Statistical method
you have m {\displaystyle m} p-values, sorted into order lowest-to-highest P 1 , … , P m {\displaystyle P_{1},\ldots ,P_{m}} , for the corresponding null
Holm–Bonferroni_method
Financial ratio comparing stock price to company book value
or P/B ratio, (also PBR) is a financial ratio used to compare a company's current market value to its book value (where book value is the value of all
P/B_ratio
Personal value, basis for ethical action
In ethics and social sciences, value denotes the degree of importance of something or an action, with the aim of determining which actions are best to
Value_(ethics)
Systematic study of values
Value theory, also called axiology, studies the nature, sources, and types of values. It is a branch of philosophy and an interdisciplinary field closely
Value_theory
Probability of making type I errors when performing multiple hypotheses tests
Denote by p i {\displaystyle p_{i}} the p-value for testing H i {\displaystyle H_{i}} reject H i {\displaystyle H_{i}} if p i ≤ α m {\displaystyle p_{i}\leq
Family-wise_error_rate
Number system extending the rational numbers
a p-adic number is not convergent in the usual sense, but it is convergent for the p-adic absolute value | s | p = p − k , {\displaystyle |s|_{p}=p^{-k}
P-adic_number
Average value of a random variable
expected value (also called expectation, mean, or first moment) is a generalization of the weighted average. Provided that it is finite, the expected value can
Expected_value
Company identifier for value-added tax purposes
A value-added tax identification number or VAT identification number (VATIN) is an identifier used in many countries, including the countries of the European
VAT_identification_number
Statistical hypothesis test
value and degrees of freedom are determined, a p-value can be found using a table of values from Student's t-distribution. If the calculated p-value is
Student's_t-test
Measure of how well an object, per unit of area, resists conductive flow of heat
The R-value is a measure of thermal resistance, specifically how well a two-dimensional barrier, such as a layer of insulation, a window, or a complete
R-value_(insulation)
Statistical test used on paired nominal data
equivalent to: mid-p-value = exact-p-value − ( n b ) 0.5 b ( 1 − 0.5 ) n − b {\displaystyle {\text{mid-p-value}}={\text{exact-p-value}}-{n \choose b}0.5^{b}(1-0
McNemar's_test
Measure of the level of acidity or basicity of an aqueous solution
cations) are measured to have lower pH values than basic or alkaline solutions. While the origin of the symbol 'pH' can be traced back to its original
PH
not valid. Fisher's method is a way of combining the information in the p-values from different statistical tests so as to form a single overall test: this
Extensions_of_Fisher's_method
Income statement with commentary
fluctuation in the value of a portfolio of trades to the root causes of the changes. P&L is the day-over-day change in the value of a portfolio of trades
PnL_explained
Statistical hypothesis test
the p-value is computed for every possible way of breaking ties, and the final p-value is the mean of the tie-broken p-values. Computing p-values requires
Wilcoxon_signed-rank_test
Test of statistical significance
two-tailed p {\displaystyle p} -value is calculated as, p = ∑ i ∈ I Pr ( X = i ) = ∑ i ∈ I ( n i ) π 0 i ( 1 − π 0 ) n − i {\displaystyle p=\sum _{i\in
Binomial_test
Set of activities that a firm performs to deliver a valuable product
A value chain is a sequence of activities that an organization performs to design, produce, market, deliver, and support goods or services for customers
Value_chain
or to keep the index up to date as various companies grow or shrink in value. Between January 1, 1963, and December 31, 2014, 1,186 index components
List_of_S&P_500_companies
Probability distribution modeling a coin toss which need not be fair
variable which takes the value 1 with probability p {\displaystyle p} and the value 0 with probability q = 1 − p {\displaystyle q=1-p} . Less formally, it
Bernoulli_distribution
Evaluates how likely it is that any difference between data sets arose by chance
names similar to Pearson χ-squared test or statistic are used. It is a p-value test. A simple example is testing the hypothesis that an ordinary six-sided
Pearson's_chi-squared_test
statistical hypothesis testing, p-rep or prep has been proposed as a statistical alternative to the classic p-value. Whereas a p-value is the probability of obtaining
P-rep
Branch of statistics
and the p-value is calculated using the Chi-squared test. For the example data, the log-rank test for difference in survival gives a p-value of p=0.0653
Survival_analysis
Statistical technique used to correct for multiple comparisons
a p-value adjustment: Using that approach, instead of adjusting the alpha level, each p-value is multiplied by the number of tests (with adjusted p-values
Bonferroni_correction
Investment paradigm
Value investing is an investment paradigm that involves buying securities that appear underpriced by some form of fundamental analysis. Modern value investing
Value_investing
Method for estimating the unknown parameters in a linear regression model
the squares of the differences between the observed dependent variable (values of the variable being observed) in the input dataset and the output of the
Ordinary_least_squares
Probability distribution
max} }}\ H(P),\quad {\text{subject to}}\quad \mathbb {E} _{P}[\ln(\nu +X^{2})]=C,} for some constant C (the value of C will depend on ν), where P {\textstyle
Student's_t-distribution
Exact statistical hypothesis test
group labels are exchangeable (i.e., are randomly assigned). The one-sided p-value of the test is calculated as the proportion of sampled permutations where
Permutation_test
American epidemiologist
statistical inference within the biosciences. In 1999, he coined the term "p-value fallacy" in a pair of landmark papers arguing for the adoption of Bayesian
Steven_N._Goodman
p-value as had the original null hypothesis of “no difference.” Some researchers contend that reporting the counternull, in addition to the p-value,
Counternull
Distance from zero to a number
In mathematics, the absolute value or modulus of a real number x {\displaystyle x} , denoted | x | {\displaystyle |x|} , is the (non-negative) magnitude
Absolute_value
Statistical interpretation with many tests
S2CID 10735784. P. H. Westfall and S. S. Young (1993), Resampling-based Multiple Testing: Examples and Methods for p-Value Adjustment, Wiley P. Westfall, R
Multiple_comparisons_problem
Value of an asset at a specific date
Future value is the value of a current sum of money or stream of cash flows at a specified date in the future, given an assumed rate of return or interest
Future_value
Sixteenth letter of the Latin alphabet
Pi Ⲡ ⲡ : Coptic letter Pi Պ պ: Armenian letter Pe P with diacritics: Ṕ ṕ Ṗ ṗ Ᵽ ᵽ Ƥ ƥ ᵱ ᶈ Turned P: P d, an additional letter of the Latin script not encoded
P
In-band data value that must be handled specially by computer code
programming, a sentinel value (also referred to as a flag value, trip value, rogue value, signal value, or dummy data) is a special value in the context of
Sentinel_value
Topics referred to by the same term
The P convention in communication p-value, in statistical hypothesis testing P (complexity), a complexity class in computational complexity theory #P complexity
P_(disambiguation)
Theory in classical and Marxian economics
The labor theory of value (LTV) posits that the economic value of a good or service is determined by the socially necessary labor time required to produce
Labor_theory_of_value
Multithreading computing anomaly
{\displaystyle P_{2}} to run, P 2 {\displaystyle P_{2}} writes value B to the shared memory location P 2 {\displaystyle P_{2}} writes value A to the shared
ABA_problem
Concept in game theory
In cooperative game theory, the Shapley value is a method (solution concept) for fairly distributing the total gains or costs among a group of players
Shapley_value
Measurements of stable atom orientations
A-values are numerical values used in the determination of the most stable orientation of atoms in a molecule (conformational analysis), as well as a
A_value
Promise of value to be delivered, communicated, and acknowledged
In marketing, a value proposition is the economic value that a company or product delivers to its market segment of customers. The phrase was coined by
Value_proposition
Measure of linear correlation
Thus an approximate p-value can be obtained from a normal probability table. For example, if z = 2.2 is observed and a two-sided p-value is desired to test
Pearson correlation coefficient
Pearson_correlation_coefficient
Current worth of a future sum discounted to today
In economics and finance, present value (PV), also known as present discounted value (PDV), is the value of an expected income stream determined as of
Present_value
Concept in economics
In Marxian economics, surplus value is the difference between the amount raised through a sale of a product and the amount it cost to manufacture it:
Surplus_value
Theorem in mathematics
In calculus and real analysis, the mean value theorem (or Lagrange's mean value theorem) is a theorem about differentiable functions, roughly stating
Mean_value_theorem
Ways of computing statistical significance
as significant (half the p-value) if the data is in the direction specified by the test, or not significant at all (p-value above α {\displaystyle \alpha
One-_and_two-tailed_tests
Better to receive money now than later
The time value of money refers to the idea that there is generally a greater benefit to receiving a sum of money now rather than an identical sum later
Time_value_of_money
How well a commodity fulfills human purposes
Use-value (German: Gebrauchswert; Nutzwert) or value in use is a concept in classical political economy and Marxist economics. It refers to the tangible
Use_value
Value that has the same worth for all people
A value is a universal value if it has the same value or worth for all, or almost all, people. Spheres of human value encompass morality, aesthetic preference
Universal_value
Application of statistical techniques to biological systems
contributions to genetics and statistics. Some of them include the ANOVA, p-value concepts, Fisher's exact test and Fisher's equation for population dynamics
Biostatistics
{\displaystyle P_{n}} is the value at the start of the holding period and I n c o m e + P n + 1 {\displaystyle Income+P_{n+1}} is the total value at the end of the
Holding_period_return
Price at which an asset would trade in a competitive auction setting
Market value is often used interchangeably with open market value, fair value or fair market value, although these terms have distinct definitions in different
Market_value
Measure of peroxide content of a fat or oil
rancid taste is noticeable. Acid value Amine value Bromine number Epoxy value Hydroxyl value Iodine value Saponification value Chemistry And Technology Of
Peroxide_value
Form of consumption tax
A value-added tax (VAT), goods and services tax (GST), or general consumption tax (GCT) is a consumption tax that is levied on the value added at each
Value-added_tax
Potential to provoke a sharp negative reaction
Shock value (also called shock factor) is the potential of an image, text, action, or other form of communication, such as a public execution, to provoke
Shock_value
Type of scatter plot
the negative logarithm (base 10) of the p-value on the y-axis, ensuring that data points with lower p-values—indicative of higher statistical significance—are
Volcano_plot_(statistics)
Value indicating the relation of a proposition to truth
In logic and mathematics, a truth value, sometimes called a logical value, is a value indicating the relation of a proposition to truth, which in classical
Truth_value
Statistical measure
kappa or Fleiss's kappa, which can be converted into a P-value. However, even when the P value reaches the threshold of statistical significance (typically
Fleiss's_kappa
Idea in ethics; many principles are true at the same time
Value pluralism is opposed to value monism, which states that all other forms of value can be commensured with or reduced to a single form. Value-pluralism
Value_pluralism
Korean stock market index
index of South Korea, analogous to the S&P 500 in the United States. KOSPI was introduced in 1983 with the base value of 100 as of 4 January 1980. It is calculated
KOSPI
the p-value (or q-value[clarification needed]), instead of SMCV or SSMD, is plotted against average fold-change . The advantage of using SMCV over p-value
Dual-flashlight_plot
Financial contracts for investors
S&P 500 futures are financial futures which allow an investor to hedge with or speculate on the future value of various components of the S&P 500 Index
S&P_500_futures
Statistical test
value for the significance level. z 1 − β {\displaystyle z_{1-\beta }} : Quantile for the desired power. p 0 = p 1 = p 2 {\displaystyle p_{0}=p_{1}=p_{2}}
Z-test
Notion in mathematics
Absolute value Truth value Collins, Joseph Victor (1893). Text-book of Algebra: Through Quadratic Equations. Albert, Scott & Company. p. 64. "Value". Meschkowski
Value_(mathematics)
Statistical test for logistic regression models
though the regression gave a significant p-value for caffeine. It is possible to have a significant p-value, but still have poor predictions of the proportion
Hosmer–Lemeshow_test
Categorical data analysis trend
a p-value of 0.0695. The Cochran-Armitage p-values above are more significant, as explained above. Note that for the significance level to give a p-value
Cochran–Armitage test for trend
Cochran–Armitage_test_for_trend
were discussed in his editorial from 2005. The Pocock boundary gives a p-value threshold for each interim analysis which guides the data monitoring committee
Pocock_boundary
Chain of discount department stores
Value Village Stores, Inc. was a Midwestern United States chain of retail stores aimed at the discount department-store market. Henry Horney, formerly
Value_Village
Philosophical and ethical concept
A value judgment (or normative judgment) is a judgement of the rightness or wrongness of something or someone, or of the usefulness of something or someone
Value_judgment
Best Value was government policy in the United Kingdom affecting the provision of public services in England. In Wales, Best Value is known as the Wales
Best_Value
Value of an asset according to its balance sheet account balance
accounting, book value (or carrying value) is the value of an asset according to its balance sheet account balance. For assets, the value is based on the
Book_value
Statistical hypothesis test
observed value and its expected value in a 2 × 2 contingency table. This reduces the chi-squared value obtained and thus increases its p-value. If a sample
Chi-squared_test
Statistical test comparing two probability distributions
statistic and p-values for purely discrete, mixed or continuous null distributions and arbitrary sample sizes. The KS test and its p-values for discrete
Kolmogorov–Smirnov_test
Sum of desirable traits in a potential mate
value is derived from Charles Darwin's theory of evolution and sexual selection, as well as the social exchange theory of relationships. Mate value is
Mate_value
Large-cap American stock market index
billion for addition to the S&P 500 (not for continued eligibility). Market liquidity and public float – Annual dollar value traded to float-adjusted market
S&P_500
Milligrams of a base needed to neutralize 1 gram of a given acid
sample. The acid value measures the acidity of water-insoluble substances like oils, fats, waxes and resins, which do not have a pH value. The acid number
Acid_value
CT Values are an important part of calculating disinfectant dosage for the chlorination of drinking water. A CT value is the product of the concentration
CT_Value
P VALUE
P VALUE
Surname or Lastname
English
English : topographic name for someone who lived on or by a strip of land, Old English strīp.
Surname or Lastname
English, Dutch, and Jewish
English, Dutch, and Jewish : variant of Samson. The -p- was introduced in the Greek transliteration of the Hebrew name Shimshon. The English surname has also long been established in Ireland.
Surname or Lastname
English
English : topographic name from Middle English slape ‘slippery, miry place’, or a habitational name from any of the places named with this word (Old English slǣp), as for example Slape in Dorset or Sleap in Shropshire.
Surname or Lastname
Ukrainian, Jewish (from Ukraine), Polish, Serbian, and Hungarian (Cáp)
Ukrainian, Jewish (from Ukraine), Polish, Serbian, and Hungarian (Cáp) : from Ukrainian tsap ‘billy goat’, Polish cap, and so probably a nickname for someone thought to resemble the animal in some way or perhaps a metonymic occupational name for a goat herd.Czech (Čáp) : nickname for a tall or long-legged man, from Äáp ‘stork’.Southern French : from Occitan cap ‘head’ (Latin caput); probably a nickname for a person with something distinctive about his head. The word was often used in the metaphorical sense ‘chief’, ‘principal’, and the surname may also have denoted a leader or a village elder. In some cases it may also be a topographic name from the same word used in the sense of a promontory or headland.Americanized spelling of German Kapp.English : variant spelling of Capp.
Girl/Female
Australian, British, Danish, English, German
Mistress of All; Power of the Home; World Ruler; P
Boy/Male
Muslim
Deer name of a sahabi who p
Surname or Lastname
English
English : occupational name for a carrier, from Middle English sum(p)ter ‘(driver of a) pack animal’.
Surname or Lastname
English
English : habitational name from any of the various places, for example in Derbyshire, County Durham, Northumberland, Shropshire, Sussex, and West Yorkshire, so called from Old English scēap, scīp ‘sheep’ + lēah ‘wood’, ‘clearing’.
Surname or Lastname
English
English : from a personal name, Old English SnÄ«p or Old Norse SnÃpr.English : habitational name from a place so called in former Northumberland.
Male
Hungarian
Hungarian form of English Philip, FÜLÖP means "lover of horses."
Surname or Lastname
English
English : habitational name from Patmore in Hertfordshire, which appears in Domesday Book as Patemere, from an Old English personal name P(e)atta + Old English mere ‘lake’, ‘pool’.
Surname or Lastname
English
English : habitational name from any of the various places, for example in Dorset, Glloucestershire, Hampshire, Oxfordshire, and Shropshire, so called from Old English scēap, scīp ‘sheep’ + tūn ‘enclosure’, ‘settlement’.
Surname or Lastname
English
English : habitational name, perhaps from Lepton in West Yorkshire, which is named from Old English hlēp ‘leap’ (hence ‘cliff’, ‘steep slope’) + tūn ‘enclosure’, ‘settlement’.English : probably a variant of Leverton.
Boy/Male
Indian
Deer name of a sahabi who p
Surname or Lastname
Americanized spelling of Swedish Ap(p)elberg, an ornamental name composed of the elements apel ‘apple tree’ + berg ‘mountain’.English
Americanized spelling of Swedish Ap(p)elberg, an ornamental name composed of the elements apel ‘apple tree’ + berg ‘mountain’.English : the surname Applebury is recorded in England in the 19th century, perhaps a habitational name from a lost place.
Surname or Lastname
English (mainly southern)
English (mainly southern) : metonymic occupational name for a dancer, or a nickname for someone with an odd gait, from Middle English trip(p)(en) ‘to step lightly, skip, or hop’ (Old French triper).English : metonymic occupational name for a butcher or tripe dresser, from Middle English, Old French trip(p)e ‘tripe’ (of unknown origin).German : metonymic occupational name for a maker of wooden pattens (trippe), a type of raised sole that could be strapped to normal footwear for walking in unpaved muddy streets.
Surname or Lastname
English
English : habitational name from Skipton or Skipton-on-Swale in North Yorkshire. Both places are named with Old English scīp ‘sheep’ (with later change of ‘s’ to ‘sk’ under Scandinavian influence) + tūn ‘enclosure’, ‘settlement’.
Surname or Lastname
French
French : from a pet form of the personal name P(i)erre, French form of Peter.English (Bristol) : variant of Parrott
Surname or Lastname
English
English : variant of Cudlip(p), a habitational name from Cudlipptown in Petertavy, Devon.Americanized form of German Gottlieb.
Female
English
Pet form of English Peg, PEGGY means "pearl." It is a variant spelling of Meggie, the pet form of Meg. The reason for the change from "M" to "P," which also occurs in Molly and Polly, is not known.
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