Mathematics, 17.07.2020 23:01 lokiliddel
The marks obtained by students of a class in a test are normally distributed with a mean of 60 marks and a standard deviation of 5 marks. About what percent of students have scored more than 65 marks? a. 2.5 c. 34 b. 16 d. 47.5
Answers: 3
Mathematics, 22.06.2019 00:30
Examine this system of equations. what integer should the second equation be multiplied by so that when the two equations are added together, the x term is eliminated? 3/4x+1/7y=6 1/8x-3/5y=16
Answers: 3
The marks obtained by students of a class in a test are normally distributed with a mean of 60 marks...
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