The Business College Computing Center Wants to Determine the Proportion

question 45

Multiple Choice

The business college computing center wants to determine the proportion of business students who have laptop computers. If the proportion exceeds 35%, then the lab will scale back a proposed enlargement of its facilities. Suppose 300 business students were randomly sampled and 85 have laptops. Find the rejection region for the corresponding test using α = .10.

• A) Reject H0 if z > 1.28.
• B) Reject H0 if z < -1.28.
• C) Reject H0 if z > 1.645 or z < -1.645.
• D) Reject H0 if z = 1.28.

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Definitions:

DSM-5 Criteria

A rephrased definition: The standards and categories set by the Fifth Edition of the Diagnostic and Statistical Manual of Mental Disorders for diagnosing and classifying mental disorders.

Conversion Disorder

A mental condition in which a person experiences neurological symptoms, such as paralysis or blindness, that cannot be explained by medical evaluation.

Dissociative Disorders

Mental disorders that involve disruptions or breakdowns of memory, awareness, identity, or perception.