Answered step by step
Verified Expert Solution
Question
1 Approved Answer
The life expectancy of refrigerators is normally distributed with a mean of 20 years and a standard deviation of 30 months. If company has recommended
The life expectancy of refrigerators is normally distributed with a mean of 20 years and a standard deviation of 30 months. If company has recommended 15 years as a warranty period, what proportion of the refrigerators will return to base for repair?
Select one:
a.0.0593
b.0.3413
c.0.4772
d.0.0001
e.0.0228
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started