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The following data are IQ scores for 9 persons. 1 141 2 87 3 115 4 97 5 124 6 127 7 104 8 101

The following data are IQ scores for 9 persons.

1 141

2 87

3 115

4 97

5 124

6 127

7 104

8 101

9 83

(a) Find the mean, andmedian,for this data set.

(b) Find the range, variance and standard deviation for this data set.

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