Question: 1.What conclusion can you make about changes in the mean and the standard deviation when the same number is added to or subtracted from each

1.What conclusion can you make about changes in the mean and the standard deviation when the same number is added to or subtracted from each score in a data set?

2. Use the conclusion you just reached to simplify the calculation of the mean and standard deviation for the distribution 598, 597, 599, 596, 600. What is the mean and standard deviation of the data set.

3. Why do you think it will be useful for your students to understand the conclusion you made from this activity?

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