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):}`

Compute the missing frequencies in the following distribution , given that is sum f_(i) = 100 and the median is 32 {:("Marks",0-10,10-20,20-30,30-40,40-50,50-60),("Number of students "," "9," "?, " "26, " "30, " " ?, " "10):}

Find the value of frequecies in the following frequency distribution table, if n=100 and median is 32 [[Marks,0-10,10-20,20-30,30-40,40-50,50-60,Total],[Number of student,10,x,25,30,y,10,100]]

Find the value of frequecies in the following frequency distribution table, if n=100 and median is 32 [[Marks,0-10,10-20,20-30,30-40,40-50,50-60,Total],[Number of student,10,x,25,30,y,10,100]]

Find out median marks from the following data : {:("Marks",0-10,10-20,20-30,30-40,40-50),("Number of Students"," "8," "30," "40," "12," "10):}

Locate the median graphically from the following data : {:("Marks",0-10,10-20,20-30,30-40,40-50),("Number of Students"," "10," " 20," " 30," " 20," " 10):}

In the following frequency distribution, the median class is . . . . . {:("Class ",10-20,20-30,30-40,40-50,50-60),("Frequency "," "12," "18," "25," "15," "10):}

Caculate the median and mode from the following data : {:("Marks",0-10,10-20,20-30,30-40,40-50,50-60,60-70,70-80),("Number of Students"," "2," "18," "30," "45," "35," "20," "6," "3):}

Obtain the mean , median and mode of the following data : {:("Marks",0-10,10-20,20-30,30-40,40-50,50-60,60-70,70-80),("Number of Students"," "5," "7," "15," "25," "20," "15," "8," "5):}

Compute D3 for the following distribution : {:("Marks",0-10,10-20,20-30,30-40,40-50,50-60,60-70,70-80,),("No.of students",3,10,17,7,6,4,2,1,):}

Find out median value of the following distribution: {:("Wege Rate (Rs.)",0-10,10-20,20-30,30-40,40-50),("Number of Workers", " "22," "38," "46," "35," "20):}