If an ANOVA Test Is Conducted and the Null Hypothesis

question 53

Multiple Choice

If an ANOVA test is conducted and the null hypothesis is rejected,what does this indicate?

• A)The p-value is greater than α.
• B)The population means are equal.
• C)At least one pair of population means is different.
• D)All population means are different.

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Definitions:

Relative Standing

An indication of the position of a value within a dataset, often represented through percentiles, z-scores, or standard scores.

Upper Quartile

The value below which 75% of the data points in a dataset fall, also known as the third quartile.

Percentile

A measure that indicates the value below which a given percentage of observations in a group of observations falls.

Five-number Summary

Consists of the minimum, first quartile, median, third quartile, and maximum, providing a quick overview of the distribution of a dataset.