If We Want to Use the Chi-Square Test to Test

question 55

Multiple Choice

If we want to use the chi-square test to test the difference between two proportions, we should

• A) convert the proportions to means.
• B) convert the proportions to frequencies.
• C) run a z test.
• D) either b or c

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Definitions:

Standard Deviation

A measure that quantifies how much a set of data diverges from its mean value.

Northern States

Geographic region consisting of states located in the northern part of a country, often characterized by specific climatic, cultural, or political attributes.

Standard Deviation

A measure of the amount of variation or dispersion in a set of values, indicating how spread out the values are from the mean.

Variance

A measure of the spread between numbers in a dataset, expressing how much the numbers differ from the average value.