Exhibit 9-7 A Random Sample of 16 Statistics Examinations from a Large

question 44

Multiple Choice

Exhibit 9-7
A random sample of 16 statistics examinations from a large population was taken. The average score in the sample was 78.6 with a variance of 64. We are interested in determining whether the average grade of the population is significantly more than 75. Assume the distribution of the population of grades is normal.
-Refer to Exhibit 9-7. The p-value is between

• A).005 to .01
• B).01 to .025
• C).025 to .05
• D).05 to 0.1

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Definitions:

Ethnic Group

A community or population made up of people who share a common cultural background or descent.

Binge Drinking

The consumption of an excessive amount of alcohol in a short period, leading to acute intoxication.

18th Amendment

An addition to the United States Constitution that prohibited the manufacture, sale, or transportation of alcoholic beverages, later repealed by the 21st Amendment.

21st Amendment

The constitutional amendment that repealed Prohibition in the United States, allowing for the legal manufacture, sale, and transportation of alcohol.