Fill in the blanks: The life expectancy of a brand of light bulbs is normally distributed with a mean of 1500 hours and a standard deviation of 75 hours. a. What is the probability that a bulb will last between 1500 and 1650 hours? ANS: b. What percentage of the light bulbs will last between 1485 and 1500 hours? ANS: c. What percentage of the light bulbs will last between 1416 and 1677 hours? ANS:
Fill in the blanks: The life expectancy of a brand of light bulbs is normally distributed with a mean of 1500 hours and a standard deviation of 75 hours. a. What is the probability that a bulb will last between 1500 and 1650 hours? ANS: b. What percentage of the light bulbs will last between 1485 and 1500 hours? ANS: c. What percentage of the light bulbs will last between 1416 and 1677 hours? ANS:
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.CR: Chapter 13 Review
Problem 58CR
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