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Carl earned grades of 62, 78, 59, and 89 on four math tests.What is the mean of his grades?A. 68.5B. 70C. 72D. 74E. 75.5
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Carl earned grades of 62, 78, 59, and 89 on four math tests.What is the mean of his grades?A. 68.5B. 70C. 72D. 74E. 75.5

User Neurix
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we have to sum all data and then divide between the number of data


62+78+59+89=288
(288)/(4)=72

the mean is 72, so the right option is C

User Rfmodulator
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