Solve the Problem. -A Final Exam in Math 160 Has a Mean of a Mean

question 116

Multiple Choice

Solve the problem.
-A final exam in Math 160 has a mean of 73 with standard deviation 7.8. If 24 students are randomly selected, find the probability that the mean of their test scores is less than 70.

• A) 0.1006
• B) 0.9699
• C) 0.0301
• D) 0.0278

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Definitions:

Vichy

A city in France that was the seat of the French government from 1940 to 1944 during the occupation by Nazi Germany in World War II, associated with the collaborationist Vichy regime.

Maginot Line

A line of defensive fortifications built by France along its border with Germany before World War II, intended to deter invasion.

Bunker-like Fortifications

Defensive military structures designed to protect against enemy attacks, resembling bunkers with reinforced walls and limited access points.