5. Interpret the location (how many standard deviations), direction (above or below the mean), and distance (near or far) of the following z- scores: a) -2.00 b) 1.25 c) 3.50 d) -0.34

A violin student records the number of hours she spends practicing during each of nine consecutive weeks: 6.2 5.0 4.3 7.4 5.8 7.2 8.4 1.2 6.3 What is the mean number of hours spent practicing per week during this period?   a. 6.20 hours   b. 6.15 hours   c. 8.40 hours   d. 5.76 hours

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Of the data sets below, which has the largest standard deviation?Set A:   1, 2, 3, 4Set B:   1, 1, 4, 7Set C:   0, 5, 5, 10Set D:   6, 6, 6, 6   Set A Set B  Set C  Set D