A Survey Claims That 9 Out of 10 Doctors Recommend

question 143

Multiple Choice

A survey claims that 9 out of 10 doctors recommend aspirin for their patients with headaches.To test this claim,a random sample of 100 doctors results in 83 who indicate that they recommend aspirin.Which of the following tests will you perform?

• A)t test for the mean.
• B)Z test for the proportion.
• C)Pooled-variance t test.
• D)Separate-variance t test.

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Definitions:

Premises

A building or land specified in a legal document or agreement, often related to business or residency.

Penalize

To subject an individual or entity to a disadvantage or punishment for violations of laws, rules, or contracts.

Not Enforceable

Describes a contract or legal obligation that cannot be legally imposed or compelled by law due to issues such as illegality or lack of proper form.

Commercial Parking Garage

A facility designed to provide parking space for vehicles on a fee-paying basis, often found in urban areas.