# Statistics: Find Mean and Standard Deviation of Sample Data

For the data in the following sample:

8, 1, 5, 1, 5

A. Find the mean and the standard deviation

B. Now change the score of x = 8 to X = 18, and find the new mean and standard deviation.

C. Describe how one extreme score influences the mean and standard deviation.

https://brainmass.com/statistics/quantative-analysis-of-data/statistics-find-mean-standard-deviation-sample-data-342483

#### Solution Summary

The solution finds the mean and standard deviation of sample data.

$2.19