In the Chi-Square Test, the Null Hypothesis (No Difference Between

question 104

Multiple Choice

In the chi-square test, the null hypothesis (no difference between sets of observed and expected frequencies) is rejected when the:

• A) computed chi-square is less than the critical value.
• B) difference between the observed and expected frequencies is significant.
• C) difference between the observed and expected frequencies is small.
• D) difference between the observed and expected frequencies occurs by chance.

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Definitions:

Mean

The mean of a collection of numbers, determined by summing up all the numbers and then dividing by the total number of values.

Set of Data

A collection of values or observations, possibly in a structured format, representing information.

Median

When values in a dataset are sorted from least to greatest or the opposite, the median is the value that sits in the center.

Set of Data

A collection of related information or variables, typically numeric, organized for analysis.