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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

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.

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