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The average age of a car registered in the Land Transportation Office (LTO) is 10 years or 120 months. Assume the standard deviation is 20 months. If a random sample of 35 cars is selected, find the probability that the mean of their ages is between 115 and 129 months.

The average age of a car registered in the Land Transportation Office (LTO) is 10 years or 120 months. Assume the standard deviation is 20 months. If a random sample of 35 cars is selected, find the probability that the mean of their ages is between 115 and 129 months.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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2. The average age of a car registered in the Land Transportation Office (LTO) is 10 years or 120 months. Assume the standard deviation is 20 months. If a random sample of 35 cars is selected, find the probability that the mean of their ages is between 115 and 129 months.
Transcribed Image Text:2. The average age of a car registered in the Land Transportation Office (LTO) is 10 years or 120 months. Assume the standard deviation is 20 months. If a random sample of 35 cars is selected, find the probability that the mean of their ages is between 115 and 129 months.
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