A Survey Claims That 9 Out of 10 Doctors Recommend

question 114

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

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Definitions:

Reinforcements

In behavioral psychology, stimuli that increase the probability of a behavior being repeated, which can be positive (adding something desirable) or negative (removing something undesirable).

Anhedonia

The diminished ability to experience pleasure or loss of interest in previously rewarding or enjoyable activities.

Bipolar Depression

A phase of bipolar disorder characterized by significant depressive episodes where an individual may experience a depressed mood, loss of pleasure or interest in activities, and other symptoms similar to major depression.

Social Rewards

Benefits gained from social interactions, such as approval or acceptance, that reinforce certain behaviors within a community or group.