Which age group the maximum no. of students belong?
9,10,10,9,9,11,9,11,9,10,11,10,11,9,10,9,12,12,9,10.

Find the median of the following data: 12,11,6,7,10,17,9,15,13

The average temperatures (""^(@)C) of a city for the particular month are given below. 9, 10, 9, 10, 9, 5, 11, 10, 7, 8, 10, 11, 12, 12, 12, 11,7,8,9,9,5,7,6,7,8,8, 6, 7, 8, 7,5 Prepare the grouped frequency table using equal class size taking one of the classes as 5-7. What is the minimum and the maximum temperature?

The marks obtained by 35 students of class IX of a school are given as below: 17,9,11,9,15,11,4,22,1,17,24,3,11,20,12,9,7,0,5,3,5,13,21,13,15,20,24,1,7,21,22,10,13,18,24. present the data in the form of a frequency distributions, using same class size, starting with class 0-5

For what value of x, the mode of the data is 12: 12,11,10,12,x,10,9,12,10,12

Find the mean deviation about the mean for the data given below:- 4,7,8,9,10,12,13,17

Find the mode of the following marks obtained by 20 students 3,5,6,9,3,2,8,8,6,4,5,10,3,5,7,9,9

Which of the following are expression with numbers only? 9x+10