The Kruskal-Wallis Test Statistic Can Be Approximated by a Chi-Squared

question 95

Multiple Choice

The Kruskal-Wallis test statistic can be approximated by a chi-squared distribution with k− 1 degrees of freedom (where k is the number of populations) whenever the sample sizes are all greater than or equal to:

• A)5
• B)10
• C)30
• D)None of these choices.

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Definitions:

Ascriptive

Referring to the assignment of social status, roles, or characteristics at birth, based on factors such as race, gender, or family heritage, rather than personal achievement.

Continental Divide

A geographical boundary or ridge in a continent that separates river systems flowing toward opposite sides of the continent.

Haptics

The study and use of touch and tactile sensations to interact with technology devices.

Nonverbal Communication

The process of transmitting messages and meaning without the use of spoken words, through body language, facial expressions, gestures, and posture.