A Survey Claims That 9 Out of 10 Doctors Recommend

question 67

Multiple Choice

A survey claims that 9 out of 10 doctors recommend aspirin for their patients with headaches. To test this claim against the alternative that the actual proportion of doctors who recommend aspirin is less than 0.90, a random sample of 100 doctors was selected. Suppose you reject the null hypothesis. What conclusion can you draw?

• A) There is not sufficient evidence that the proportion of doctors who recommend aspirin is not less than 0.90.
• B) There is sufficient evidence that the proportion of doctors who recommend aspirin is less than 0.90.
• C) There is sufficient evidence that the proportion of doctors who recommend aspirin is not less than 0.90.
• D) There is not sufficient evidence that the proportion of doctors who recommend aspirin is less than 0.90.

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Definitions:

Entire Population

Refers to the complete set of items or individuals that is the subject of a statistical study.

Employee Selection

The process of interviewing and evaluating candidates for a specific job and selecting an individual for employment based on certain criteria.

Transaction Processing

The handling, execution, and confirmation of transactions, typically in a database or computerized system.