Haryana State Board HBSE 9th Class Maths Solutions Chapter 14 Statistics Ex 14.1 Textbook Exercise Questions and Answers.
Haryana Board 9th Class Maths Solutions Chapter 14 Statistics Exercise 14.1
Question 1.
Give five examples of data that you can collect from your day-to-day life.
Solution :
Five examples of data that we can gather from our day to day life are :
(i) Number of students in your class.
(ii) Number of chairs in your class
(iii) Electricity bills of your house for last three years.
(iv) Election results obtained from television or newspapers.
(v) Literacy rate figures obtained from Educational survey.
Question 2.
Classify the data in Q. 1 above as primary or secondary data.
Solution :
(i) Primary data
(ii) Primary data
(iii) Primary data
(iv) Secondary data
(v) Secondary data.