Refrigerators have a mean life of 15 years with a standard deviation of 1.5 years. Assuming that the life of refrigerators is normally distributed, then what percentage of refrigerators will have a life between 12 and 16.5 years? Hint: Use the Empirical Rule. 81.5% 95% 68% 63.35% 074.75%
Refrigerators have a mean life of 15 years with a standard deviation of 1.5 years. Assuming that the life of refrigerators is normally distributed, then what percentage of refrigerators will have a life between 12 and 16.5 years? Hint: Use the Empirical Rule. 81.5% 95% 68% 63.35% 074.75%
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 1CYU
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