MCQ Questions for Class 8 Maths - Data Handling

Q1: The range of the data: 6, 14, 20, 16, 6, 5, 4, 18, 25, 15 and 5 is
(i) 4
(ii) 21
(iii) 25
(iv) 20

Q2: The class-mark of the class 20-30 is:
(i) 20
(ii) 30
(iii) 25

(iv) 10

Q3: The difference between the highest and the lowest values of observations in a data is called:
(i) mean of the data
(ii) range of the data
(iii) total frequency of data
(iv) sum of the observations.

Q4: In the interval 35 - 45, 45 is called
(i) upper limit
(ii) lower limit
(iii) range
(iv) frequency.

Q5: The number of times a particular observation occurs in a given data in called:
(i) its frequency
(ii) its range
(iii) its mean
(iv) none of there.

Q6: In history which of the following is represented by heights of the  rectangles?
(i) frequency
(ii) class intervals
(iii) clan size
(iv) range.

Q7: Tally marks are used to finds which of the following:
(i) frequency
(ii) lower limits
(iii) upper limits
(iv) clan marks.

Q8:  Which of the following is the probability of an impossible event?
(i) 0
(ii) 1
(iii) between 0 and 1
(iv) none of these.

Q9: Which of the following is the probability of a sure event?
(i) 0
(ii) 1
(iii) between 0 and 1
(iv) none of these

Q10: A coin is tossed. Which of the following is the probability of getting head or tail?
(i) 0
(ii) 1
(iii) 1/2
(iv) none of these

ANSWERS
1. (ii) 

2. (iii) 

3. (ii) 

4. (i) 

5. (i) 

6. (i) 

7. (i) 

8. (i) 

9. (ii) 

10. (ii)