Question

1. Prepare a tally marking chart for the marks in economics scored by 70 students in an examination.
28,17,15,22,29,21,23,27,18,12,7,2,9,4,1,8,3,10,5,20,16,12,8,4,33,27,21,15,3,36,27,
21,15,3,37,16,28,9,2,4,6,32,31,29,18,14,13,15,11,9,7,1,5,37,32,23,24,20,19,25,19,2
5,19,25,19,20,6,9,30.​

Answer 1

Given :  marks in economics scored by 70 students in an examination.

28,17,15,22,29,21,23,27,18,12,7,2,9,4,1,8,3,10,5,20,16,12,8,4,33,27,21,15,3,36,27,

21,15,3,37,16,28,9,2,4,6,32,31,29,18,14,13,15,11,9,7,1,5,37,32,23,24,20,19,25,19,2

5,19,25,19,20,6,9,30.​

To Find : Prepare a tally marking  chart

Solution:

1 2    II

2 2     II

3 3     III

4 3     III

5 2     II

6 2     II

7 2     II

8 2     II

9 4     IIII

10 1     I

11 1     I

12 2     II

13 1     I

14 1     I

15 4     IIII

16 2     II

17 1     I

18 2     II

19 4    IIII

20 3     III

21 3     III

22 1     I

23 2     II

24 1     I

25 3     III

27 3     III

28 2     II

29 2     II

30 1     I

31 1     I

32 2     II

33 1     I

36 1     I

37 2     II

Learn More:

The tally marks |||| represents the number count (a) 5 (b)

https://brainly.in/question/4227546

The representation of 'one picture to many objects' in a Pictograph is ...

https://brainly.in/question/11758889