On Test C, add 10 points to each score and then divide each score by 3. Compute

Question:

On Test C, add 10 points to each score and then divide each score by 3. Compute the new mean and standard deviation.
a. What effect did these changes have on the mean? Does this fit with your understanding of the effect of score transformations on central tendency?
b. What effect did these changes have on the standard deviation? Does this fit with your understanding of the effect of score transformations on dispersion?
Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For  book-img-for-question

Statistics Alive

ISBN: 9781412979504

2nd Edition

Authors: Wendy J. Steinberg

Question Posted: