In statistics, a contingency table (also known as a cross tabulation or crosstab) is a type of table in a matrix format that displays the multivariate...

e. commonly mislabeling one as another). It is a special kind of contingency table, with two dimensions ("actual" and "predicted"), and identical sets...

logic Contingency plan, in planning Contingency (electrical grid), in electrical grid engineering Contingency table, in statistics Contingency theory...

reporting Comparison of office suites Comparison of OLAP servers Contingency table, a crosstab that tallies counts, rather than totals Data drilling...

variables (two dimensions of the contingency table) are independent in influencing the test statistic (values within the table). The test is valid when the...

test) is a statistical significance test used in the analysis of contingency tables. Although in practice it is employed when sample sizes are small,...

test χ 2 {\displaystyle \chi ^{2}} test nominal non-parametric No Contingency table, sample size > ca. 60, any cell content ≥ 5, marginal totals fixed...

rearranged into ascending order. In sports, standings, rankings, or league tables group teams of a particular league, conference, or division in a chart based...

{\displaystyle H_{N}=594} stayed healthy. We can organize this in a contingency table:  Diseased   Healthy   Exposed  20 380  Not exposed  6 594 {\displaystyle...

r = Number of rows of the contingency table (i.e. number of distinct  x i ) c = Number of columns of the contingency table (i.e. number of distinct  y...

statistical test commonly used when analyzing count data organized in a contingency table, particularly when sample sizes are small. It is specifically designed...

standard deviations of the mean is at least as much as given in the following table. The central limit theorem states that the distribution of an average of...

another gold standard test – and cross tabulates the data into a 2×2 contingency table, comparing the two classifications. One then evaluates the classifier...

is the statistical process of adjusting data sample weights of a contingency table to match desired marginal totals. "1. How different weighting methods...

into the following frequency table. Bivariate joint frequency distributions are often presented as (two-way) contingency tables: The total row and total column...

distribution Multivariate Student distribution Standard normal table (Z-distribution table) t statistic Tau distribution, for internally studentized residuals...

for some condition. The four outcomes can be formulated in a 2×2 contingency table or confusion matrix, as follows: the number of real positive cases...

In statistics, the phi coefficient, or mean square contingency coefficient, denoted by φ or rφ, is a measure of association for two binary variables....

argued to be flawed as they ignore the true negative cell of the contingency table, and they are easily manipulated by biasing the predictions. The first...

multiple possible thresholds. Each threshold generates a two-by-two contingency table, which contains four entries: hits, misses, false alarms, and correct...

during that time. Such scenarios can be represented using a two-by-two contingency table with the number of elements that had each of the combination of events...

\left[V/R|R>0\right]\cdot \mathrm {P} \!\left(R>0\right)} . The following table defines the possible outcomes when testing multiple null hypotheses. Suppose...

(incorrect negative assignments). These can be arranged into a 2×2 contingency table, with rows corresponding to actual value – condition positive or condition...

In statistics, the uncertainty coefficient, also called proficiency, entropy coefficient or Theil's U, is a measure of nominal association. It was first...

linear model form of regression analysis used to model count data and contingency tables. Poisson regression assumes the response variable Y has a Poisson...

{\displaystyle {\frac {ad}{bc}}} where a, b, c and d are cells in a 2×2 contingency table. If there are multiple explanatory variables, the above expression...

failure. Let N describe the number of all marbles in the urn (see contingency table below) and K describe the number of green marbles, then N − K corresponds...

It is traditionally applied to contingency tables. CA decomposes the chi-squared statistic associated to this table into orthogonal factors. Because...

ordinary median. The following table has 13 rows, and follows the rules for the odd number of entries. For the data in this table the interquartile range is...

Continuous data Count data Index of dispersion Summary tables Contingency table Frequency distribution Grouped data Dependence Partial correlation Pearson...