Answer to Question #342624 in Statistics and Probability for Jose

Question #342624

The lifetimes of a certain type of electrical components are distributed with a mean of 800 hours and standard deviation of 160 hours.If the manufacturer wishes to replace only 1 percent of the component that have the shortest life .what value should be used as the guaranteed lifetime


1
Expert's answer
2022-05-24T14:22:32-0400
"P(X<x)=P(Z<\\dfrac{x-800}{160})=0.01"

"\\dfrac{x-800}{160}=-2.3263"

"x=800-160(2.3263)"

"x=427.8\\ hours"


Need a fast expert's response?

Submit order

and get a quick answer at the best price

for any assignment or question with DETAILED EXPLANATIONS!

Comments

No comments. Be the first!

Leave a comment

LATEST TUTORIALS
APPROVED BY CLIENTS