The quartile deviation of daily wages (in Rs.) of `7` persons given below is `12, 7, 15, 10, 17,17, 25` is

The daily wages (in ₹) of 15 workers in a factory are given below : 195, 185, 145, 155, 135, 180, 175, 200, 150, 125, 190, 180, 170, 175, 190 Find the mean daily wage.

Calculate the quartile deviation of the marks of 63 students in statistics given below :

Find the median of the daily wages of ten workers from the following data: Rs 20, 25, 17, 18, 8, 15, 22, 11, 9, 14.

Find the median of the following data 12, 17, 3, 14, 5, 8, 7, 15

Find the mean deviation about the mean for the following data :12, 3, 18, 17, 4, 9, 17, 19, 20, 15, 8, 17, 2, 3, 16, 11, 3, 1, 0, 5

The daily wages (in ) of 100 labourers in a factory are gien below : {:("Daily wages (in ₹)",360,280,420,320,400,300,380),("Number of labourers",17,10,18,27,16,8,4):} Find the median wages.

Calculate the mean deviation about mean of the following data.(i) 1, 4, 7, 8, 9,10, 12, 13, 17

The marks obtained by 40 students of class VIII in an examination are given below: 16,17,18,3,7,23,18,13,10,21,7,1,13,21,13,15,19,24,16,3, 23,5,12,18,8,12,6,8,16,5,3,5,0,7,9,12,20,10,2,23 Divide the data into five groups, namely 0-5, 5-10, 10-15, 15-20 and 20-25 and prepare a grouped frequency table.

Select the proper fractions from the fractions given below: 5/(9), 11/(8), 23/(25), 19/(20), 18/(17), 3/(8), 12/(7), 5/(11), 15/(13), 17/(27)

From the list below, form 17 pairs of co-prime numbers: 3,5, 6,7, 12, 18, 24, 25