1.

The mean and standard deviation of marks obtained by 50 students of a class in three subjects, Mathematics, Physics and Chemistry are given below: {:("Subject","Mathematics","Physics","Chemistry"),("Mean",42,32,40.9),("Standard deviation",12,15,20):} Which of the three subjects shows the highest variability in marks and which shows the lowest?

Answer»


ANSWER :HEIGHT CHEMISTRY and LOWEST MATHEMATICS


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