NCERT Exemplar MCQ Quiz

Question 1 of 7

NCERT Exemplar

For the following distribution :

Marks	Number of students
Below 10	3
Below 20	12
Below 30	27
Below 40	57
Below 50	75
Below 60	80

the modal class is

A \(\quad 10-20\) B \(\quad 20-30\) C \(\quad 30-40\) D \(\quad 50-60\)

Select one option. Answers are shown after the test.

Question 2 of 7

NCERT Exemplar

Consider the data :

Class	65-85	85-105	105-125	125-145	145-165	165-185	185-205
Frequency	4	5	13	20	14	7	4

The difference of the upper limit of the median class and the lower limit of the modal class is

A 0 B 19 C 20 D 38

Select one option. Answers are shown after the test.

Question 3 of 7

NCERT Exemplar

The times, in seconds, taken by 150 atheletes to run a 110 m hurdle race are tabulated below :

Class	13.8-14	14-14.2	14.2-14.4	14.4-14.6	14.6-14.8	14.8-15
Frequency	2	4	5	71	48	20

The number of atheletes who completed the race in less then 14.6 seconds is :

A 11 B 71 C 82 D 130

Select one option. Answers are shown after the test.

Question 4 of 7

NCERT Exemplar

Consider the following distribution :

Marks obtained	Number of students
More than or equal to 0	63
More than or equal to 10	58
More than or equal to 20	55
More than or equal to 30	51
More than or equal to 40	48
More than or equal to 50	42

the frequency of the class 30-40 is

A 3 B 4 C 48 D 51

Select one option. Answers are shown after the test.

Question 5 of 7

NCERT Exemplar

For the following distribution :

Class	0-5	5-10	10-15	15-20	20-25
Frequency	10	15	12	20	9

the sum of lower limits of the median class and modal class is

A 15 B 25 C 30 D 35

Select one option. Answers are shown after the test.

Question 6 of 7

NCERT Exemplar

In the following distribution :

Monthly income range (in Rs)	Number of families
Income more than Rs 10000	100
Income more than Rs 13000	85
Income more than Rs 16000	69
Income more than Rs 19000	50
Income more than Rs 22000	33
Income more than Rs 25000	15

the number of families having income range (in Rs) 16000-19000 is

A 15 B 16 C 17 D 19

Select one option. Answers are shown after the test.

Question 7 of 7

NCERT Exemplar

Consider the following frequency distribution :

Class	0-5	6-11	12-17	18-23	24-29
Frequency	13	10	15	8	11

The upper limit of the median class is

A 17 B 17.5 C 18 D 18.5

Select one option. Answers are shown after the test.

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