A Survey Claims That 9 Out of 10 Doctors (I

question 37

Multiple Choice

A survey claims that 9 out of 10 doctors (i.e., 90%) recommend brand Z for their patients who have children. Totest this claim against the alternative that the actual proportion of doctors who recommend brand Z is less than90%, a random sample of 100 doctors results in 83 who indicate that they recommend brand Z. The test statisticin this problem is approximately (round to the nearest hundredth) :

• A) -2.33
• B) 2.33
• C) -1.83
• D) -1.99

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Definitions:

Government Agency

A government agency is an organization operated by the government to enforce laws, oversee activities, and provide services in a specific area.

Pollution Tax

a tax imposed on the emission of pollutants, intended to provide an economic incentive for businesses and individuals to reduce their environmental impact.

Emissions Reduction

The process or actions that lead to a decrease in the amount of pollutants or greenhouse gases released into the atmosphere.

Government Standards

Regulations established by governments to ensure products, services, and processes meet specific requirements for quality, safety, and efficiency.