Mathematics, 18.11.2020 06:50 briannianoel876
The quiz grades of a math class are given.
83, 76, 68, 97, 68, 80, 89, 74, 75, 81, 91, 90
The grades are normally distributed with a mean of 81 and a standard deviation of 9.3.
What is the z-score of the highest grade in the quiz?
Round the answer to the nearest hundredth.
−1.72
−1.08
1.08
1.72
Answers: 2
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The quiz grades of a math class are given.
83, 76, 68, 97, 68, 80, 89, 74, 75, 81, 91, 90
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