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Class A had 18 students with an average score of 79 and a standard deviation of 8.2 Class B had 21 students with an

Class A had 18 students with an average score of 79 and a standard deviation of 8.2 Class B had 21 students with an average score of 81 and a standard deviation of 5.2 Using an alpha level of 0.05, find out if these two classes performed significantly differently.

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