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Mathematics, 26.08.2019 23:40 imanim3851

Mr. barnett’s test is normally distributed with a mean of 65 and a standard deviation of 5 points.
what is the probability that a randomly selected score is greater than 75 points?
what percentage of students scores are between 60 and 70?
a student who scores a 80 is in the percentile.

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Mr. barnett’s test is normally distributed with a mean of 65 and a standard deviation of 5 points.
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