Statistics Test

Result

Statistics Test - 2

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Weekly Quiz Competition

Question 1
1 / -0

The class mark of the class 90-120 is

A
90

B
105

C
115

D
120
Question 2
1 / -0

The range of the data :

25, 18, 20, 22, 16, 6, 17, 15, 12, 30, 32, 10, 19, 8, 11, 20 is

A
10

B
15

C
18

D
26
Question 3
1 / -0

In a frequency distribution, the mid value of a class is 10 and the width of the class is 6. The lower limit of the class is

A
6

B
7

C
8

D
12
Question 4
1 / -0

The width of each of five continuous classes in a frequency distribution is 5 and the lower class-limit of the lowest class is 10. The upper class-limit of the highest class is

A
15

B
25

C
35

D
40
Question 5
1 / -0

Let m be the mid-point and l be the upper class limit of a class in a continuous frequency distribution. The lower class limit of the class is

A
2m + l

B
2m – l

C
m – l

D
m – 2l
Question 6
1 / -0

The mean of five numbers is 30. If one number is excluded, their mean becomes 28. The excluded number is

A
28

B
30

C
35

D
38
Question 7
1 / -0

The class mark of the class 85–90 is

A
85

B
90

C
87.5

D
88
Question 8
1 / -0

For a frequency distribution the mid-value of the class is 65 and the class size is 8. The upper limit of the class is

A
57

B
73

C
61

D
69
Question 9
1 / -0

The median of the data 32, 35, 39, 31, 35, 36, 33 is

A
33

B
35

C
39

D
36

User

Question Analysis

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Re-Attempt Weekly Quiz Competition

Statistics Test - 2

Result

Statistics Test - 2

Score

-

Rank

-

SHARING IS CARING

Question 1

90

105

115

120

Question 2

10

15

18

26

Question 3

6

7

8

12

Question 4

15

25

35

40

Question 5

2m + l

2m – l

m – l

m – 2l

Question 6

28

30

35

38

Question 7

85

90

87.5

88

Question 8

57

73

61

69

Question 9

33

35

39

36

User

Question Analysis

My Perfomance

Score

-

Rank

-

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