Given below is the marks obtained by 30 students in a unit test of class VI, out of 50.
32, 48, 40, 31, 40, 32, 25, 42, 39, 15, 48, 32, 25, 22, 32, 25, 19, 31, 48, 32, 42, 15, 25, 19, 32, 31, 25, 48, 22, 15, Represent the data in a tabular form using tally marks.

Given below data is the marks in maths test of 30 children of Class VI out of 35. 32, 28, 27, 31, 35, 32, 35, 30, 32, 35, 27, 32, 30, 31, 33, 35, 34, 27, 30, 33, 31, 34, 27, 28, 32, 30, 27, 30, 31. Arrange the data in decreasing order in frequency table using tally marks.

The weights (in kg) of 22 students of a class are given below. 44, 46., 42, 40, 44, 44, 46, 43, 43, 44, 42, 46, 44, 43, 43, 42, 40, 40, 44, 46, 46, 44 Represent the data in tabular form using tally marks.

The marks obtained by 20 students of a class in a test (out of 50) are given below : 40, 44, 45, 46, 50, 42, 41, 8, 26, 28, 9, 32, 24, 6, 42, 36, 39. The range of the data is

The following are the marks of 9 students in a class. Find the median: 34, 32, 48, 38, 24, 30, 27, 21, 35

The range of the data 25, 18, 20, 22, 16, 6, 17, 12, 30, 32, 10, 19, 8, 11, 20 is

The marks obtained by 15 students in an examination are given below : 40, 20, 24, 19,20, 35, 12, 48, 29, 40, 45, 48, 42, 23, 35. Find the average mark of the students.

The marks of 15 students (out of 50) in an examination are 20, 22, 26, 31, 40, 19, 17, 19, 25, 29, 23, 17, 24, 21, 35 Find the median marks

The marks of 10 students in a class are 38 , 24 , 16 , 40 , 25 , 27 , 17 , 32 , 22 and 26 . Find Q_(1) .

Given below are the marks obtained by 15 students of a class in a test. 26, 39, 21, 25, 30, 28, 22, 19, 20, 43, 6, 17, 18, 20, 40 If the student who got less than 20 marks is declared to be fail, then how many students are pass ?