On Test A, add 5 points to every score. Compute the new mean and standard deviation. a.
Question:
a. What effect did this change have on the mean? Does this fit with your understanding of the effect of score transformations on central tendency?
b. What effect did this change have on the standard deviation? Does this fit with your understanding of the effect of score transformations on dispersion?
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a The mean went up by 5 points to 5910 When every score ...View the full answer
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