Find the missing frequency in the following distribution if N is 60 and median is 40.

Find the missing frequency in the following distribution, if it is known that the mean of the distribution is 50.16

Find the missing frequencies in the following frequency distribution whose mean is 34.

Find the missing frequency (o) for the following distribution, whose mean is 7.77

Find the missing frequency (p) for the following distribution whose mean is 7.68 .

Find the missing frequency in the following distribution if N=100 and M=30. {:("Marks",0-10,10-20,20-30,30-40,40-50,50-60),("Number of Students"," "10," "?," "25," "30," "?," "10):}

Find the median for the following frequency distribution: