Exhibit 12-5 the Table Below Gives Beverage Preferences for Random Samples of Samples

question 63

Multiple Choice

Exhibit 12-5
The table below gives beverage preferences for random samples of teens and adults. We are asked to test for independence between age (i.e., adult and teen) and drink preferences.
-Excel's ____ function is used to perform a goodness of fit test.

• A)z-Test: Two Sample for Means
• B)t-Test: Two Sample Assuming Equal Variances
• C)CHISQ.DIST.RT
• D)NORM.S.DIST

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Definitions:

Groups

Collections of individuals or items classified or categorized together based on common characteristics or criteria.

One-way ANOVA

A statistical test used to compare the means of three or more independent groups on a single factor to determine if there is a significant difference among them.

F-ratio

A statistic used in ANOVA tests, calculated by dividing the variance between groups by the variance within groups.

Critical Value

A threshold in hypothesis testing, above or below which the null hypothesis is rejected, often associated with a specific significance level.