To Determine Whether Four Population Means Are Equal,a Sample from Each

question 15

Multiple Choice

To determine whether four population means are equal,a sample from each population was selected at random. Using the Kruskal-Wallis test,H was computed to be 2.09. What is our decision at the 0.05 level of risk?

• A)Fail to reject the null hypothesis because 0.05 < 2.09.
• B)Fail to reject the null hypothesis because 2.09 < 7.815.
• C)Reject the null hypothesis because 7.815 > 2.09.
• D)Reject the null hypothesis because 2.09 > critical value of 1.96.

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Definitions:

Agency Shop Agreements

Labor agreements that require non-union workers to pay union dues on the premise that union activities benefit all workers.

Wagner Act

The National Labor Relations Act of 1935, known as the Wagner Act, established the legal right for workers to join unions and engage in collective bargaining in the United States.

Unionization Levels

The extent to which workers in a particular sector or country are organized into unions.

Increased Dramatically

A phrase used to denote something that has escalated significantly or risen sharply in scale or extent.