SAT, 20.10.2020 21:01 samsmith666

The mean and standard deviation of marks obtained by 40 students of a class in three subjects Mathematics, Science and Social Science are given below. Subject

Mean

SD

Mathematics

56

12

Science

65

14

Social Science

60

10

Which of the three subjects shows highest variation and which shows lowest variation in marks?

Answers: 2

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The mean and standard deviation of marks obtained by 40 students of a class in three subjects Mathem...