# Expected Frequency: Definition, Formula, Calculation

Contingency Tables > Expected Frequency What is Expected Frequency? The expected frequency is a probability count that appears in contingency table calculations including the chi-square test. Expected frequencies also used to calculate standardized residuals, where the expected count is subtracted…

# Chi Square P Value Excel: Easy Steps, Video

Excel for Statistics > Chi Square P Value Excel Watch the video on how to calculate a chi square p value Excel. Or, read the step-by-step article below. P-values are used in hypothesis testing to help you figure out if…

# Yates Correction: What is it used for in Statistics?

Statistics Definitions > Yates Correction The Yates correction is a correction made to account for the fact that both Pearson’s chi-square test and McNemar’s chi-square test are biased upwards for a 2 x 2 contingency table. An upwards bias tends…

# Critical Chi-Square Value: How to Find it

Critical Values > Critical Chi-Square Value Critical Chi-Square Value: Overview The chi-square statistic is used to compare two categorical variables to see if they are related. Calculating the statistic involves looking the figure up in the chi-square table. The chi-square…