To Be Valid, a Chi-Square Test of Independence Requires That

question 16

True/False

To be valid, a chi-square test of independence requires that the expected frequency for each cell in the contingency table equal 10 or more.

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Definitions:

Experimentwise Type I Error

A cumulative error rate that represents the probability of making at least one Type I error across multiple statistical tests.

Blocking Variable

A variable used in experimental design to account for potential variation across experimental units, thereby reducing the impact of confounding variables.

Dosage Level

The amount of a substance, such as medication or chemical, administered or required to achieve a desired effect.

Randomized Block Design

A statistical design in experimental research that aims to reduce variability by grouping similar experimental units into blocks before randomly assigning treatments within each block.