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 mean of the following continuous distribution. {("Class Interval",f),(" "0-10,8),(" "10-20,4),(" "20-30,6),(" "30-40,3),(" "40-50,4):}

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):}

Find the approximate value of mean deviation about the mode of the following data. {:("Class Interval",f),(" "0-10,4),(" "10-20,6),(" "20-30,3),(" "30-40,9),(" "40-50,5):}

The median class in the following frequency distribution is {:("Class interval :",0-10,10-20,20-30,30-40,40-50),("Frequency :",12,13,25,20,10):}

The median class in the following frequency distribution is {:("Class interval :",0-10,10-20,20-30,30-40,40-50),("Frequency :",12,13,25,20,10):}

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):}

Construct a combined histogram and frequency polygon for the following frequency distribution : {:("Calss Interval","Frequency"),(10-20,3),(20-30,5),(30-40,6),(40-50,4),(50-60,2):}

Draw histograms for the following frequency distributions : {:("Class interval ", 0-10, 10-20, 20-30, 30-40, 40-50, 50-60),("Frequency "," "12, " " 20, " " 26, " " 18, " " 10, " " 6):}

Draw the frequency polygon for the following data by drawing a histogram: {:("Class Interval",f),(" "0-5,10),(" "5-10,20),(" "10-15,15),(" "15-20,30),(" "20-25,32),(" "25-30,44):}

If the median of the following frequency distribution is 28.5 find the missing frequencies: Class interval: 0-10 10-20 20-30 30-40 40-50 50-60 Total Frequency: 5 f_1 20 15 f_2 5 60