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Mean and Standard Deviation of Data

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A) What is the mean?
B) What is the Standard Deviation
C) What percent of data fall between minus 2 and plus 2 standard deviations of the mean? How does this compare to the Empirical Rule?

Solution Preview

Please see the attached file.

0
0
5
10
14
16
32
38
40
44
78
86
99
142
175
176
202
220
301
400

A) What is the mean?

Column1

Mean 103.9
Standard Error 24.89598
Median 61
Mode 0
Standard Deviation 111.3382
Sample ...

Solution Summary

The mean and standard deviation of data is calculated. The percentage of data that falls between plus 2 and minus 2 is determined.

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