CTET 2 Math and Science Feb 2015 Paper

Question : 40 of 120

Marks: +1, -0

The mean of range, mode and median of the data 4, 3, 2, 2, 7, 2, 2, 0, 3, 4, 4 is

Solution:

Arrange the data in increasing order

=0,2,2,2,2,3,3,4,4,4,7

Range

=7-0=7

Mode

=2

Median

=\;\;{11+1{th}}/{2}

term = 6th term = 3
Mean of the data

=\;\;{7+2+3}/{3}

=\;\;{12}/{3}=4

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