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In the college freshman english course following 20 grades

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Reference no: EM13471989

In a college freshman English course, the following 20 grades were recorded

48   88   47   39   45   44   98   76   84   54

67   91   84   38   75   38   35   82   42   82

Find the:

a. Quartiles for the above data set

b. Range for the above data set

c. Mean for the above data set

d. Variance for the above data set

Reference no: EM13471989

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