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Homework Help: Statistics: Range, Average Deviation, Standard Dev

Posted by Joy Chapman on Tuesday, October 18, 2011 at 1:44am.

Can someone please help me with the following math problems? I am totally lost and confused.

Calculate the range, average deviation, and standard deviation for the following five distributions:

A. 1, 2, 3, 4, 5, 6, 7, 8, 9

B. -4, -3, -2, -1, 0, 1, 2, 3, 4

C. 10, 20, 30, 40, 50, 60, 70, 80, 90

D. 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8., 0.9

E. 100, 200, 300, 400, 500, 600, 700, 800, 900

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