If the median of 60 observations , given below is 28.5 , find the values of x and y .
`{:("Class interval","Frequency"),(0-10,5),(10-20,x),(20-30,20),(30-40,15),(40-50,y),(50-60,5):}`

If the median of the distribution given below is 28.5 , find the values of x and y {:("Class interval ","Frequency "),(" "0-10," "5),(" "10-20," "x),(" "20-30," "20),(" "30-40," "15),(" "40-50," "y),(" "50-60," "5),(" Total "," "60):}

If the median of the distribution given below is 28.5, find the value of x and y . Class interval: 0-10 10-20 20-30 30-40 40-50 50-60 No. of students: 5 x 20 15 y 5

If the median of the distribution given below is 28.5, find the value of x and y . Class interval: 0-10 10-20 20-30 30-40 40-50 50-60 No. of students: 5 x 20 15 y 5

Find the median of the following data. {:("Class Interval",f),(" "0-10,12),(" "10-20,13),(" "20-30,25),(" "30-40,20),(" "40-50,10):}

If the mean of the following data is 26, then find the missing frequency x. {:("Class Interval",f),(" "0-10,4),(" "10-20,X),(" "20-30,9),(" "30-40,5),(" "40-50,6):}

Find the mean, mode and median for the following data : {:("Class","Frequency"),(0-10," "8),(10-20," "16),(20-30," "36),(30-40," "34),(40-50," "6),("Total"," "100):}

The median of the following frequency distribution is {:("Class interval",f),(" "0-10,5),(" "10-20,8),(" "20-30,7),(" "30-40,10),(" "40-50,20):}

Find the median of the following data: {:("Class Interval",0-10,10-20,20-30,30-40,40-50),(f,6,8,5,4,7):}

The median of the following data is 50. find the values of p and q if the sum of all the frequencies is 90 {:("Marks ","Frequency "),(20-30," "p),(30-40," "15),(40-50," "25),(50-60," "20),(60-70," "q),(70-80," "8),(80-90," "10):}