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23-09-2017
Mathematics

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After a researcher adds 5 points to every score in a sample, the standard deviation is found to be s = 10. the original sample had a standard deviation of s = 5.
a. True
b. False

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BeaVechiato BeaVechiato

23-09-2017

A, true.

If you add 5 points to every score, that makes the difference between them 5 points higher.

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