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:

Health

The state of being free from illness or injury; a person's mental or physical condition.

Welfare

Government programs designed to support the well-being of the population by providing assistance to individuals and families in need, including financial aid, healthcare, and social services.

Enumerated

Specifically listed, mentioned, or counted, often referring to a detailed list of items, rights, or powers.

Coin Money

The exclusive power of the government to print and mint the currency used in a country, regulating its composition and supply.