The grades for a certain exam are normally distributed with mean 67 and variance 64. (a) What percent of students get B'

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The grades for a certain exam are normally distributed with mean 67 and variance 64. (a) What percent of students get B'

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The Grades For A Certain Exam Are Normally Distributed With Mean 67 And Variance 64 A What Percent Of Students Get B 1
The Grades For A Certain Exam Are Normally Distributed With Mean 67 And Variance 64 A What Percent Of Students Get B 1 (13.35 KiB) Viewed 32 times
The grades for a certain exam are normally distributed with mean 67 and variance 64. (a) What percent of students get B's (80-90)? (b) What percent of students get F's (< 60)?
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