Test Hypotheses About a Population Proportion
-The Business College Computing $35 \%$

question 76

Multiple Choice

Test Hypotheses about a Population Proportion
-The business college computing center wants to determine the proportion of business students who have personal computers (PC's) at home. 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 PC's at home. Find the rejection region for this test using $\alpha = 0.10$ .

• A) Reject \(\mathrm { H } _ { 0 }\) if \(\mathrm { z } > 1.28\).
• B) Reject \(\mathrm { H } _ { 0 }\) if \(\mathrm { z } < - 1.28\).
• C) Reject \(\mathrm { H } _ { 0 }\) if \(\mathrm { z } > 1.645\) or \(\mathrm { z } < - 1.645\).
• D) Reject \(\mathrm { H } _ { 0 }\) if \(\mathrm { z } = 1.28\).

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Definitions:

Allport

Refers to Gordon Allport, an American psychologist known for his trait theory of personality, emphasizing the uniqueness of the individual.

Cattell

Refers to Raymond Cattell, a psychologist known for his work in personality theory, including the development of the 16 Personality Factor (16PF) questionnaire.

Neuroticism

A personality trait characterized by emotional instability, anxiety, moodiness, worry, and feelings of guilt or sadness.

Neurotic Trends

Patterns of thought, behavior, or emotion that are indicative of an unresolved inner conflict and tend to cause significant anxiety or distress.