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velikii [3]
3 years ago
5

Scores on an exam are normally distributed with a mean of 76 and a standard deviation of 10. In a group of 230 tests, how many s

tudents score above 96?
A. about 31 students
B.about 14 students C.about 6 students D.about 2 students
Mathematics
1 answer:
sergeinik [125]3 years ago
5 0
C) about 6 students, This is because each standard deviation is 10 so two deviations up = 96, meaning that 2.3% of the people scored above and 2.3% times 230 people is 5.29, so about 6 students.
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