Mathematics, 16.12.2019 12:31 kittenalexis68
The grades on the last art exam had a mean of 75%. assume the population of grades on art exams is known to be distributed normally, with a standard deviation of 7%. approximately what percent of student earn a score between 75% and 82%?
37.2%
84.1%
34.1%
50%
Answers: 1
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Atorch and a battery cost 2.50 altogether.the torch costs 1.50 more than the battery.what fraction of the total price is the torch? give your answer in its simplest form.
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The grades on the last art exam had a mean of 75%. assume the population of grades on art exams is k...
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