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a) What is the probability that a battery lasts more than four hours? i places.) b) What are the quartiles (the 25% and 75% values) of battery life? 25% value = i minutes (Round the answer to the nearest integer.) minutes (Round the answer to the nearest integer.) 75% value = i c) What value of life in minutes is exceeded with 95% probability? integer.) (Round the answer to (Round the answer to t Statistical Tabl

a) What is the probability that a battery lasts more than four hours? i places.) b) What are the quartiles (the 25% and 75% values) of battery life? 25% value = i minutes (Round the answer to the nearest integer.) minutes (Round the answer to the nearest integer.) 75% value = i c) What value of life in minutes is exceeded with 95% probability? integer.) (Round the answer to (Round the answer to t Statistical Tabl

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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The time until recharge for a battery in a laptop computer under common conditions is normally distributed with mean of 270 minutes and a standard deviation of 50 minutes. a) What is the probability that a battery lasts more than four hours? i (Round the answer to 3 decimal places.) b) What are the quartiles (the 25% and 75% values) of battery life? 25% value = i 75% value = i c) What value of life in minutes is exceeded with 95% probability? i integer.) minutes (Round the answer to the nearest integer.) minutes (Round the answer to the nearest integer.) (Round the answer to the nearest Statistical Tables and Charts
Transcribed Image Text:The time until recharge for a battery in a laptop computer under common conditions is normally distributed with mean of 270 minutes and a standard deviation of 50 minutes. a) What is the probability that a battery lasts more than four hours? i (Round the answer to 3 decimal places.) b) What are the quartiles (the 25% and 75% values) of battery life? 25% value = i 75% value = i c) What value of life in minutes is exceeded with 95% probability? i integer.) minutes (Round the answer to the nearest integer.) minutes (Round the answer to the nearest integer.) (Round the answer to the nearest Statistical Tables and Charts
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