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For the following sample data 20 18 17 23 27 19 21 17 25 Compute the following measures: a. The mean b. The variance c.

  1. For the following sample data

20

18

17

23

27

19

21

17

25

Compute the following measures:

a.

The mean

b.

The variance

c.

The standard deviation

d.

The coefficient of variation

e.

The 25th percentile

f.

The median

g.

The 75th percentile

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