Multiple Choice
Ersatz Beneficial Insurance wants to estimate the cost of damage to cars due to accidents. The standard deviation of the cost is known to be $200. They want to estimate the mean cost using a 95 percent confidence interval within ± $10. What is the minimum sample size n?
A) 1083
B) 4002
C) 1537
D) 2301
Correct Answer:
Verified
Correct Answer:
Verified
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