Which of the Following Distributions Approximate the Kruskal-Wallis Test Statistic $H _ { 0 } : \mu _ { 1 } = \mu _ { 2 } = \ldots . . = \mu _ { i }$

question 13

Multiple Choice

Which of the following distributions approximate the Kruskal-Wallis test statistic K when $H _ { 0 } : \mu _ { 1 } = \mu _ { 2 } = \ldots . . = \mu _ { i }$ is true, and the number of populations or treatments I=3 and the sample sizes $J _ { i } \geq 6 ( i = 1,2,3 ) \text { or } I > 3 \text { and } J _ { i } \geq 5 ( i = 1 , \ldots . , I ) ?$

• A) Standard normal distribution
• B) T distribution with I-1 degrees of freedom
• C) F distribution with I-1 and \(J _ { i } - 1\)
• Degrees of freedom.
• D) Chi-squared distribution with I-1 degrees of freedom.
• E) Either B or C.

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Definitions:

Sound

Vibrations that travel through the air or another medium and can be heard when they reach a person's or animal's ear.

Channel

The medium through which a message is sent.

Noise

Unwanted or distracting sounds, but in communication theory, it also refers to any interference that distorts or hinders the transmission of a message.

Compromise

An agreement or a settlement of a dispute reached by each side making concessions.