Exhibit 20

question 13

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 p-value approach and ,the appropriate conclusion is:

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

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Definitions:

Reabsorbed

The process by which substances are taken back into the body's tissues, particularly in the context of renal function and nutrient conservation.

Antibiotic

Medications used to combat bacterial infections, working by killing bacteria or inhibiting their growth.

Penicillin

A group of antibiotics derived from Penicillium fungi, used to treat bacterial infections by inhibiting cell wall synthesis.

Cellular Metabolism

The series of chemical reactions that occur within a cell to maintain life, involving the conversion of nutrients into energy, building blocks, and waste products.