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OpenStudy (anonymous):
which of he following is a standard deviation of the sample shown 19,20,21,22,23 A)2 B)SQRT 2 C)2.5 D)21 E)SQRT 2.5
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OpenStudy (anonymous):
I NEED HELP!!!!
OpenStudy (turingtest):
first you need to find the average what is the average of these numbers?
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