Using the Following Data,the Wilcoxon Signed-Rank Hypothesis Test Is Used

question 75

Multiple Choice

Using the following data,the Wilcoxon signed-rank hypothesis test is used to test the hypothesis that the test results of a treatment after training are greater than the test results before the treatment. The Wilcoxon critical value is 3 for n = 7 with a 0.05 significance level. What decision should be made regarding the null hypothesis?

• A)Reject the null hypothesis and conclude that the After is greater than Before.
• B)Reject the null hypothesis and conclude that the Before is greater than After.
• C)Fail to reject the null hypothesis.
• D)Reject the null hypothesis and conclude that there is no difference between the Before and After.

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Definitions:

Important Request

A significant or critical appeal or requirement that necessitates prompt attention or action.

Inconvenience

A minor trouble or difficulty that causes discomfort or annoyance but is not a serious problem.

Audience Compliance

The extent to which an audience acts in accordance with the expectations or requests of a speaker or message.

Central Request

The primary or most important appeal or demand made within a communication.