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Question 1
Just as with mean absolute deviation, divide the sum by the number of data points. The calculation is left for you to compute.

In the numerator, the quantity 6 and 34 hundredths minus 6 and 868 thousandths end quantity squared plus the quantity 4 minus 6 and 868 thousandths end quantity squared plus the quantity 8 minus 6 and 868 thousandths end quantity squared plus the quantity 8 minus 6 and 868 thousandths end quantity squared plus the quantity 8 minus 6 and 868 thousandths end quantity squared. In the denominator, 5. = Submit