We Sometimes Combine Two Row or Column Categories in a Chi-Square

question 65

Multiple Choice

We sometimes combine two row or column categories in a chi-square test when:

• A)observed frequencies are more than 5.
• B)observed frequencies are less than 5.
• C)expected frequencies are more than 5.
• D)expected frequencies are less than 5.

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Definitions:

Sampling Distribution

The probability distribution of a statistic based on a large number of samples drawn from a specific population.

Unequal-variances T-test

A statistical test used to compare the means of two groups that do not have the same variance.

Non-integer Number

A number that is not an integer, implying it can be a fraction, decimal, or irrational number.

Unequal-variances Test

Statistical tests used when comparing two groups that are assumed not to have the same variance.