Company determines that that the length of life of WPPX model radio is probably normal with µ=12 years and σ=2.5 year A) Lets say this radio company guarantees the radio for 9 years. What % of the radios will have to be replaced... find % of the radios that last less than 9 years? (b) Also lets say the radio company says they are going to replace the bottom 2.5% of the radios. What is thethe length of minimum guarantee period (c) What is the 90th percentile of the length of life of the radio model?
Company determines that that the length of life of WPPX model radio is probably normal with µ=12 years and σ=2.5 year A) Lets say this radio company guarantees the radio for 9 years. What % of the radios will have to be replaced... find % of the radios that last less than 9 years? (b) Also lets say the radio company says they are going to replace the bottom 2.5% of the radios. What is thethe length of minimum guarantee period (c) What is the 90th percentile of the length of life of the radio model?
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Problem 1P
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Company determines that that the length of life of WPPX model radio is probably normal with µ=12 years and σ=2.5 year
A) Lets say this radio company guarantees the radio for 9 years. What % of the radios will have to be replaced... find % of the radios that last less than 9 years?
(b) Also lets say the radio company says they are going to replace the bottom 2.5% of the radios. What is thethe length of minimum guarantee period
(c) What is the 90th percentile of the length of life of the radio model?
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