A survey was conducted among the employees of a certain company and they were asked about their weekly travel expenses. A random sample of 20 employees had the following answers: 120, 85, 94, 67, 112, 88, 92, 110, 125, 70, 83, 90, 84, 86, 94, 112, 92, 90, 78, 100 What is the mean weekly travel expenses of the 20 employees?

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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A survey was conducted among the employees of a certain company and they were asked about their weekly travel expenses. A random sample of 20 employees had the following answers:

120, 85, 94, 67, 112, 88, 92, 110, 125, 70, 83, 90, 84, 86, 94, 112, 92, 90, 78, 100

What is the mean weekly travel expenses of the 20 employees?

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