Solve the Problem. -Suppose That Replacement Times for Washing Machines Are Normally Distributed
Multiple Choice
Solve the problem.
-Suppose that replacement times for washing machines are normally distributed with a mean of 9.3 years and a standard deviation of 2 years. Find the replacement time that separates the top 18% from the bottom 82%.
A) 11.1 years
B) 9.7 years
C) 10.6 years
D) 7.5 years
Correct Answer:
Verified
Correct Answer:
Verified
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