In a Normal Approximation to the Wilcoxon Signed Rank Sum

question 11

Multiple Choice

In a normal approximation to the Wilcoxon signed rank sum test, the test statistic is calculated as z = 1.59. For a two-tail test, the p-value is:

• A) 0.3882.
• B) 0.0559.
• C) 0.1118.
• D) 0.4441.

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Definitions:

Bloc Voting

The practice of a group of voters casting their ballots in favor of candidates or policies that benefit their group interests.

Smith v. Allwright

A landmark Supreme Court case in 1944 that ruled white primaries unconstitutional, marking a significant step towards ending racial discrimination in voting.

NAACP

The National Association for the Advancement of Colored People, a civil rights organization founded in 1909 to fight for the rights of African American people.