1. Calculate the standard deviation for the two sets of data (from populations) below. In what way are the data sets related? How does this relationship influence the standard deviation for the data?...

1. Calculate the standard deviation for the two sets of data (from populations) below. In what way are the data sets related? How does this relationship influence the standard deviation for the data?

·         1, 3, 2, 5, 1, 3, 4, 5, 1

·         2, 6, 4, 10, 2, 6, 8, 10, 2

2. Explain why we need to square the deviations from the mean in our calculation of the standard deviation.