If the mean of a test is 80 and the standard deviation is 4, how many students scored above
an...
Mathematics, 05.05.2020 06:25 drashanhparekh123
If the mean of a test is 80 and the standard deviation is 4, how many students scored above
an 80?
50%
68%
34%
95%
which is the right answer?
Answers: 1
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