distribution having a mean life of 5600 hours with standard deviation of 840 hours. The life of an equipment in hours is a random variable following normal (i) What percentage of equipment will fail between 5,000 and 6,200 hours (ii) What percentage will survive more than 6,000 hours.
distribution having a mean life of 5600 hours with standard deviation of 840 hours. The life of an equipment in hours is a random variable following normal (i) What percentage of equipment will fail between 5,000 and 6,200 hours (ii) What percentage will survive more than 6,000 hours.
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.2: Expected Value And Variance Of Continuous Random Variables
Problem 10E
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