9th Maths 14.1

Chapter 14

Statistics

NCERT Class 9th solution of Exercise 14.2

NCERT Class 9th solution of Exercise 13.1

NCERT Class 9th Maths Projects

Exercise 14.1

Q1. Give five examples of data that you can collect from your day-to-day life.

Answer:

    Five examples of the data that we can gather from our day-to-day life are:

    i) Number of students in our class.

    ii) Number of fans in our school.

    iii) Electricity bills of our house for last two years.

    iv) Election results obtained from television or newspaper.

    v) Literacy rate figures obtained from Educational Survey.

Q2. Classify the data in Q.1 above as primary or secondary data.

Answer:

    Primary data; (i), (ii), and (iii)

    Secondary data; (iv) and (v)