A Mann-Whitney U Test Was Performed to Determine If There

question 97

Multiple Choice

A Mann-Whitney U test was performed to determine if there were differences in the cost of tuition at a Texas state university versus an Oklahoma state university.The total cost,including room,board,and books for 24 freshman attending a Texas university were computed and compared to the total cost for 20 Oklahoma state university students.The U statistic was calculated to be 38.78 based on the sample sizes of 24 and 20.What is the z value for this test?

• A) 0.133
• B) -4.74
• C) 240
• D) 42.43
• E) 8.75

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Definitions:

Expected Outcomes

Expected conditions of a patient at the end of therapy or a disease process, including the degree of wellness and the need for continuing care, medications, support, counseling, or education.

Nursing Interventions

Actions taken by nurses to improve patient health or to prevent health problems.

Nursing Care

The provision of comprehensive and interpersonal care by nurses, catering to the physical, emotional, and social needs of patients.

Physical Mobility

denotes the capability to move the body efficiently and effectively in the environment, crucial for daily activities and health.