Scores obtained by 10 students in English and Mathematics are displayed here.(i)Calculate arithmetic mean of scores in English.

Scores obtained by 10 students in English and Mathematics are displayed here.(ii)Compare the arithmetic means of scores in English and Mathematics.

Scores obtained by 10 students in English and Mathematics are displayed here.(iii)Comment on the scattering or spreading of the above data (scores in english and scores in maths) using standard deviation.

In how many ways can the following prizes be given away to a class of 30 students, first and second in Mathematics, first and second in Physics, first in Chemistry and first in English?

The mean and standard deviation of marks obtained by 50 students in a class in two subjects , mathematics and accountancy are given below : Which of the subject shows the highest variability in marks? and why?

The mean and standard deviation of marks obtained by. 50 students of a class in. three subjects, Mathematics, Physics and Chemistry are given below. Which of three subjects shows the highest variability, in marks and which shows the lowest?

The mean and S.D. of marks obtained by 50 students of a class in three subjects mathematics , physics and chemistry are given below? which of the three subjects the highest variability in marks and which shows the lowest?

The mean and standard deviation of marks obtained by 50 students of a class in three subjects , mathematics ,Physics and Chemistry are given below : Which of the three subject shows the highest variability in marks and which shows the lowest?

The scores of a batsman in 10 matches are as follows 38,70,48,34,42,55,63,46,54,44 Find the arithmetic mean of the scores