Worksheet for chapter: Data Handling is presented below. The worksheets are provided for practice and self evaluation of students of class 8. Solutions are provided at the end of the page.
(1)The height of the students of a class is given below
150cm, 151cm, 155cm, 157cm, 155cm, 151,cm, 152cm, 158cm, 157cm, 154cm, 155cm, 153cm, 152cm, 153cm, 156cm, 157cm, 158cm, 154cm, 151cm, 156cm
Make a histogram from given data.
(2)A histogram showing number of children according to their weight is given below.
Answer the following
(i)In which weight group does maximum number of children come?
(ii)How many children have 30 – 35 kg weight?
(3) A T – shirt manufacturer making different size of T – shirts daily. He manufactured S, M and L size T – shirts. His daily production is given below for 30 days.
S, L, L, M, S, M, L, M, S, S, M, M, L, L, L, S, M, M, M, L, S, S, S, S, M, M, L,S, S, L
Make frequency distribution table using tally marks.
Answer the following
(i) Which size of T – shirt has maximum production?
(ii) Which size of T – shirt has minimum production?
(4)Pie chart is given below for the expenditure of a family.
Answer the following
(i)On which item, the expenditure was maximum?
(ii)How much family spend on food, if salary of the family is 10000 Rs?
(5)Choices of food for students are given below.
| Favourite food | Number of people |
| North Indian | 60 |
| South Indian | 40 |
| Chinese | 80 |
| Italian | 30 |
| Others | 30 |
| Total | 240 |
Draw a pie chart for given data.
(6)List the outcomes of finding a red colour ball from a bag. If bag has 4 white, 1 red, 2 blue and 3 green balls.
(7) Raj has two white, one blue and one black shirt. What is the probability to pick black shirt?
(8) Fill in the blanks:
(i) Unorganised data is called ……
(ii) A circle graph is also known as…..
Choose the correct answer.
(9) Grouped data can be represented using
(i) pie chart
(ii) histogram
(10) In pie chart, total angle at the centre is
(i) 900
(ii) 3600
Helping Topics