Each year students in a local school district write a national examination. The average on this national exam is 150 with a standard deviation of 20. Schools where the overall average is between 1.5 and 3.0 standard deviations above the mean are eligible for additional funding. What is the average range a school must achieve to be eligible for funding?

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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Each
students in a local school district write a national examination. The average on this
year
national exam is 150 with a standard deviation of 20. Schools where the overall average is
between 1.5 and 3.0 standard deviations above the mean are eligible for additional funding. What
is the average range a school must achieve to be eligible for funding?
Transcribed Image Text:Each students in a local school district write a national examination. The average on this year national exam is 150 with a standard deviation of 20. Schools where the overall average is between 1.5 and 3.0 standard deviations above the mean are eligible for additional funding. What is the average range a school must achieve to be eligible for funding?
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