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Determine the mean deviation for the data value 5,3,7,8,4,9

A2

B4

C5

D3.5

Answer:

A. 2

Read Explanation:

Mean Deviation = {∑|xi - x̄|}/n

x̄ = Mean = (5+3+7+8+4+9)/6

= 36/6 = 6

Xi

|Xi - x̄|

5

1

3

2

7

1

8

2

4

2

9

3

∑|xi - x̄|

12

MD = 12/6

= 2

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