OG 2016 Tracker >>> OG2016 Problem Solving Video Solutions (OG Diagnostic)



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OG2016 PS Diagnostic #9.
A researcher computed the mean, the median, and the standard deviation for a set of performance scores. If 5 were to be added to each score, which of these three statistics would change?
The mean only
The median only
The standard deviation only
The mean and the median
The mean and the standard deviation
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