The marks of 5 students in a subject out 50 are 32,48,50,27 & 37, the range is______.

Marks obtained by 7 students in a subject are 30, 55, 75, 90, 50, 60, 39. The number of students securing marks less than the mean marks is

Marks of 40 student in a test out of maximum 50 marks are as follow :

The mean marks obtained by 300 students in a subject are 60. The mean of top 100 students was found to be 80 and the mean of last 100 students was found to be 50. The mean marks of the remaining 100 students are

The marks (out of 50) of 10 students in a class are : 40, 34, 37, 50, 47, 42, 31, 46, 36, 43 Find the median marks.

The following are the marks of 9 students in a class. Find the median: 34, 32, 48, 38, 24, 30, 27, 21, 35

The following are the marks of 9 students in a class. Find the median: 34, 32, 48, 38, 24, 30, 27, 21, 35