Mathematics, 09.11.2020 23:40 danielanderson12
On a unit test in a statistics class, the teacher determines that the mean test grade was 77.5 with a standard deviation of 5.2. One student’s test grade was 91. What is the z-score for the student’s test?
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On a unit test in a statistics class, the teacher determines that the mean test grade was 77.5 with...
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