As part of your work for an environmental group, you want to see if the mean amount of waste generated per adult in your community is less than the national average of 5 pounds per day. You take a simple random sample of 25 adults in your community and find that they average 4.8 pounds with a standard deviation of 1.4 pounds. Suppose you know the amount of waste generated per day follows a normal distribution. Test at .01

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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As part of your work for an environmental group,
you want to see if the mean amount of waste
generated per adult in your community is less than
the national average of 5 pounds per day. You take
a simple random sample of 25 adults in your
community and find that they average 4.8 pounds
with a standard deviation of 1.4 pounds. Suppose
you know the amount of waste generated per day
follows a normal distribution. Test at .01
Transcribed Image Text:As part of your work for an environmental group, you want to see if the mean amount of waste generated per adult in your community is less than the national average of 5 pounds per day. You take a simple random sample of 25 adults in your community and find that they average 4.8 pounds with a standard deviation of 1.4 pounds. Suppose you know the amount of waste generated per day follows a normal distribution. Test at .01
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