Question

The weights(in kg) of 40 students of a class are given below:

$$\begin{gathered} 35,37,40,36,35,41,44,37,42,44,41,36, \\ 40,37,38,42,35,39,40,43,45,36,39,40, \\ 37,44,41,42,43,35,37,39,45,38,41,37, \\ 44,35,43,41 \end{gathered}$$

Arrange the given data in tabular form using tally marks.

Answer 1

First count the number of times different numbers are appearing, then put it in a table with tally marks.

Arrangement of the given data in tabular form is as follows:

Numbers	Frequency	Tally marks
35	5	$\cancel{IIII}$
37	6	$\cancel{IIII}$$I$
40	4	$IIII$
36	3	$III$
41	5	$\cancel{IIII}$
44	4	$IIII$
42	3	$III$
38	2	$II$
39	3	$III$
43	3	$III$
45	2	$II$