# Quick Statistics Quiz

15 Questions | Total Attempts: 1460

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Time: 30 Minute

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• 1.
The abscissa of the point of intersection of the less than type and of the more than type ‘ogive’ gives its:
• A.

Mean

• B.

Median

• C.

Mode

• D.

Mean, mode and median

• 2.
Construction of cumulative frequency table is useful in determining the:
• A.

Mean

• B.

Median

• C.

Mode

• D.

All of these

• 3.
• A.

Lower limits of classes

• B.

Upper limit of classes

• C.

Class marks

• D.

Frequencies of the classes

• 4.
The mean of the first 10 prime numbers is:
• A.

12.6

• B.

12.7

• C.

12.8

• D.

12.9

• 5.
The empirical relationship between the three measures of central tendency is:
• A.

3 Median = Mode + 2 Mean

• B.

3 Median = Mean + 2 Mode

• C.

2 Median = Mean + 3 Mode

• D.

2 Median = Mode + 3 Mean

• 6.
The median and mode of a distribution are 20 and 18, and then the mean is:
• A.

20

• B.

21

• C.

24

• D.

26

• 7.
• A.

Zero

• B.

3

• C.

1

• D.

2

• 8.
• A.
• B.
• C.
• D.
• 9.
For the following distribution: The sum of lower limits of the median class and the modal class is:
• A.

15

• B.

25

• C.

30

• D.

35

• 10.
Consider the following frequency distribution: The upper limit of the median class is:
• A.

9

• B.

19

• C.

29

• D.

39

• 11.
For the following distribution: The modal class is:
• A.

10 – 20

• B.

20 – 30

• C.

30 – 40

• D.

40 – 50

• 12.
From the following data of the marks obtained by students of class X: How many students, secured less than 40 marks?
• A.

30

• B.

40

• C.

70

• D.

80

• 13.
The time, in seconds, taken by 150 athletes to run a 100 m hurdle race are given as under: The number of athletes who completed the race in less than 13.9 sec is:
• A.

21

• B.

41

• C.

55

• D.

76

• 14.
Consider the data: The difference of the upper limit of the median class and the lower limit of the modal class is:
• A.

Zero

• B.

20

• C.

30

• D.

40

• 15.
Consider the following distribution: The frequency of the class 30 – 40 is:
• A.

3

• B.

4

• C.

48

• D.

51