STATISTICS QUIZ - 2

The Range of the data 14, 27, 29, 61, 45, 15, 9, 18 is

• 61

• 52

• 47

• 53

The class mark of the class 120 - 150 is

• 120

• 130

• 135

• 150

The Mean of first prime numbers is

• 5.0

• 4.5

• 5.6

• 6.5

The mean of x+3, x - 2, x+5, x+7, x+22 is

• x+5

• x+2

• x+3

• x+7

The median of 10, 12, 14, 16, 18, 20 is

• 12

• 14

• 15

• 16

The median of 12, 13, 16, x+2, x+4, 28, 30, 32 is 23. If x+2, x+4 lie between 16 and 28 then x =

• 18

• 19

• 20

• 22

 In a frequency distribution if  $l=32.5$   $f_1=15$   $f_0=12$   $f_2=8$   $h=8$ then the Mode = 

• 32.5

• 33.5

• 33.9

• 34.9

In a grouped frequency distribution the mid values of a class are used to measure which of the following

• Mode

• Median

• Mean

• all the three

Construction of cumulative frequency table is useful in determining the

• MEAN

• MEDIAN

• MODE

• ALL

Which measure of central tendency is given by the X-coordinate of the point of intersection of less than or more than ogive

• Mean

• Median

• Mode

• All