A Sample of Size 40 Will Be Drawn from a Population

question 56

Multiple Choice

A sample of size 40 will be drawn from a population with mean 98 and standard deviation 24. Find the 21st percentile of $\bar { x }$

• A) 90.8
• B) 91.4
• C) 93.8
• D) 94.9

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Definitions:

Latina

A woman or girl of Latin American origin or descent, often specifically referring to those living in the United States.

Primary Prevention

Prevention of the development of psychological disorders before they start.

Secondary Prevention

Detection of psychological disorders in their earliest stages and treatment designed to reduce their development.

Tertiary Prevention

Program focusing on people who already have a disease with the aim of preventing relapse and reducing the impact of the disease on the person’s quality of life.