# Mean, mode, median, range, variance and standard deviation

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Find the mean,mode, median,range, variance and standard deviations of the following test scores, (95,92,90,90,83,83,83,74,60,and 50).

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#### Solution Preview

Please see the attached file.

Find the mean,mode, median,range, variance and standard deviations of the following test scores, (95,92,90,90,83,83,83,74,60,and 50)

95 92 90 90 83 83 83 74 60 50

Mean, Median, Mode

Let us arrange the data in ascending order (to calculate median)

50

60

...

#### Solution Summary

The solution calculates the mean, mode, median, range, variance and standard deviations of test scores.

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