Bar Graphs and Column Graphs Show Proportions of a Whole

question 20

True/False

Bar graphs and column graphs show proportions of a whole.

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Definitions:

Qualitative Variables

Variables that express categorical, non-numeric information, such as gender, race, or type of living arrangement.

Test Statistic

A quantity derived from sample data that is used in a hypothesis test to make a decision about the null hypothesis.

Chi-Squared Table

A table that shows the critical values of the chi-square distribution, used to determine the significance of chi-square statistics.

Null Hypothesis

The assumption in hypothesis testing that posits no significant difference exists between specified populations.