Exhibit 20

question 36

Multiple Choice

Exhibit 20.8.A sports agent wants to understand the differences in the annual earnings of players in different sports.The below table shows the annual earnings (in million dollars) of 52 athletes.For the Kruskal-Wallis test,the rank sums for each group are at the bottom of the table. Refer to Exhibit 20.8.Using the critical value approach,the appropriate conclusion is:

• A)Reject the null hypothesis,the annual earnings are not the same
• B)Reject the null hypothesis,not all median annual earnings are the same
• C)Reject the null hypothesis,all median annual earnings are the same
• D)Reject the null hypothesis,cannot conclude all median annual earnings are not the same

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Definitions:

Concrete Operational Stage

A stage in Piaget's theory of cognitive development, typically occurring between the ages of 7 and 11, where children develop logical thinking but still struggle with abstract concepts.

Cognitive Development

The process of growth and change in intellectual capabilities such as thinking, reasoning, and understanding, through childhood and adolescence into adulthood.

Identity Status

Refers to the four stages of identity development proposed by James Marcia, including achievement, moratorium, foreclosure, and diffusion.

Identity Achievement

A stage in identity development where an individual has explored various options and made deliberate choices, resulting in a sense of self.