A Survey Claims That 9 Out of 10 Doctors Recommend

question 34

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' results in 83 who indicate that they recommend aspirin.The value of the test statistic in this problem is approximately equal to:

• A) -1.67
• B) -2.33
• C) -1.86
• D) -0.14

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Definitions:

Absorption

The process by which substances are taken up into or across tissues, such as the uptake of nutrients by the digestive system.

Trade Name

A drug’s brand, or proprietary, name.

Copyright

A legal right granted to the creator of original works of authorship, including the right to copy, distribute, and adapt the creation.

Life-threatening

Conditions or situations that have the potential to cause death if not promptly and effectively addressed.