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Mathematics, 18.07.2019 19:30 erin93
In an algebra ii class with 135 students, the final exam scores have a mean of 72.3 and standard deviation 6.5. the exams on the exams are whole numbers, and the grade pattern follows a normal curve. a. find the number of students who receive grades from two to three standard deviations above the mean? explain how you got your answer! b. find the number of students who scored between 65.8 and 72.3. explain how you found your answer!
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In an algebra ii class with 135 students, the final exam scores have a mean of 72.3 and standard dev...
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