Question

Find the mean absolute deviation (mad) for this data. (remember to show your 4 steps) 88, 72, 85, 76​

Answer 1

Explanation:

mean=(88+72+85+76)/4=321/4=80.25

x |x-mean|

88 7.75 (88-80.25)

72 8.25 (80.25-72)

85 4.75 (85-80.25)

76 4.25 (80.25-76)

--------

25.00

______

mean absolute deviation=25/4=6.25