The Business College Computing Center Wants to Determine the Proportion $\alpha$

question 57

Multiple Choice

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

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Definitions:

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Stimuli or reinforcements that increase the likelihood of a repeating behavior by inducing a pleasurable outcome.

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A chronic brain disorder that affects a person's ability to think, feel, and behave clearly.