Grouping and Tabulation of Data

1. There will be total 10 MCQ in this test.
2. Please keep a pen and paper ready for rough work but keep your books away.
3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the options against the related question number.
4. No negative marking for incorrect choice.
5. Please click on “Finish the Test” when you want to exit.
6. All the best – Happy Studying

1. A frequency distribution is defined as

 distribution with tally marks

 a rough arrangement of data

 tabular arrangement of data by classes together with the corresponding class frequencies

 arrangement of frequencies with class size

Question 1 of 10

2. The class mark of class interval 60 – 70 will be

 75

 65

 70

 60

Question 2 of 10

3. The consecutive class marks of a data having continuous class intervals having class width as 5, have a gap of ________ between them.

 2.5

 4.5

 5

 10

Question 3 of 10

4. Number of runs scored by a cricket player in 25 innings are as follows:
26, 35, 94, 48, 82, 105, 53, 0, 39, 42, 71, 0, 64, 15, 34, 67, 0, 42, 124, 84, 54, 48, 139, 64, 47.
The number of centuries scored by him is

 1

 3

 5

 0

Question 4 of 10

5. If the class marks in a frequency distribution are 19.5, 26.5, 33.5, 40.5 then the class corresponding to the class mark 33.5 is:

 37 – 41

 30 – 37

 23 – 30

 16 – 23

Question 5 of 10

6. A curious 12^th class student wants to know and collect the data regarding the percentage of students who got grade A1 in Mathematics during the last 10 years in Board examinations. This collected data is known as

 raw data

 a primary data

 frequency data

 a secondary data

Question 6 of 10

7. Class size for the following distribution: 0 – 0.25, 0.25 – 0.50, 0.50 – 0.75 is

  10

 0. 25

 50

 2.5

Question 7 of 10

8. Three coins were tossed thirty times. Each time the number of heads occurring was noted as follows:
0, 1, 2, 2, 1, 2, 3, 1, 3, 0
1, 3, 1, 1, 2, 2, 0, 1, 2, 1
3, 0, 0, 1, 1, 2, 3, 2, 2, 0
The frequency distribution table for the given data will be

 A

 B

 C

 D

Question 8 of 10

9. Class mark of a class interval U-L is

 A

 B

 C

 D

Question 9 of 10

10. In the following data, the number of class intervals, (by inclusive method), and taking 4 as the magnitude of class intervals will be

31, 23, 19, 29, 22, 20, 16, 10, 13, 34
38, 33, 28, 21, 15, 18, 36, 24, 18, 15
12, 30, 27, 23, 20, 17, 14, 32, 26, 25
18, 29, 24, 19, 16, 11, 22, 15, 17, 10

 10

 7

 8

 9

Question 10 of 10

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