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Ann scored 88, 93, 84, and 99 on 4 tests. What is her mean test score?
Ann scored 88, 93, 84, and 99 on 4 tests. What is her mean test score?
admin
2013-02-19
39
问题
Ann scored 88, 93, 84, and 99 on 4 tests. What is her mean test score?
选项
答案
91
解析
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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