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Compute the mean. Round to two decimal places. Compute the standard deviation. Round to two decimal places. Final Percentages Class B 31 85 63 90

Compute the mean. Round to two decimal places.

Compute the standard deviation. Round to two decimal places.

Final Percentages Class B

31 85 63 90

58 70 69 36

31 74 88 30

93 46 38

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