Which of the Following Dispersions of Scores for Three Groups

question 45

Multiple Choice

Which of the following dispersions of scores for three groups (A,B,and C) best illustrates the null hypothesis for a Kruskal-Wallis H test?

• A)The number of scores above and below the median are equal.
• B)The mean differences between two groups are equal.
• C)The sum of ranks in each group does not differ between groups.
• D)The ranks in two groups are equal to 0.

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Definitions:

Fugitive Slave Act

Historical laws in the United States that provided for the return of enslaved people who escaped from one state into another state or territory.

Family Separation

The practice of dividing families through various means such as incarceration, immigration policies, or foster care, often leading to significant psychological distress.

Underground Railroad

A secret network of routes and safe houses used in the 19th century to help enslaved African Americans escape to free states and Canada.

Harriet Tubman

An African American abolitionist, humanitarian, and during the American Civil War, a Union spy, renowned for her role in the Underground Railroad, leading enslaved people to freedom.