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What is the mean absolute deviation of Dean's homework scores? 70, 95, 35, 90, 85

2 Answers

2 votes

Answer: 18

Step-by-step explanation: it was correct on ttm

User MannyNS
by
6.3k points
7 votes

Answer:

18.

Explanation:

Mean of the values = (70+95+35+90+85) / 5

= 75.

Mean absolute deviation :-

70 - 75 = |-5| = 5 (absolute value is taken

95 - 75 = 20

35-75 = 40

90-75 = 15

85-75 = 10

Mean Absolute Deviation = (5 + 20 + 40 + 15 + 10) / 5

= 18.

User Ichigo Kurosaki
by
6.3k points