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.

---

Definitions:

Fluid Intelligence

The ability to think logically and solve problems in novel situations, independent of acquired knowledge.

Creative Thinker

An individual who is able to think in unique and unconventional ways, often leading to novel solutions or innovative ideas.

Longitudinal Study

A research approach that follows the same subjects over a period of time, allowing for the observation of changes or developments in the subject matter.

Stability and Change

Refers to the dynamic nature of systems, processes, or entities where certain attributes remain constant while others vary over time.