Ann scored 88, 93, 84, and 99 on 4 tests. What is her mean test score?

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问题 Ann scored 88, 93, 84, and 99 on 4 tests. What is her mean test score?

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答案 The mean is the average, so simply add the test scores and divide by 4 (the total number of tests): 88+93+84+99=364 364÷4=91

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