Our ncert solutions for Solutions 14. Statistics - Exercise 14.1 | Class 9 Mathematics - Toppers Study is the best material for English Medium students cbse board and other state boards students.

# Solutions 14. Statistics - Exercise 14.1 | Class 9 Mathematics - Toppers Study

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## 14. Statistics

### | Exercise 14.1 |

## Solutions 14. Statistics - Exercise 14.1 | Class 9 Mathematics - Toppers Study

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

**Solution: **

In our day to day life, we can collect the following data.

1. Number of females per 1000 males in various states of our country.

2. Weights of students of our class.

3. Production of wheat in the last 10 years in our country.

4. Number of plants in our locality.

5. Rainfall in our city in the last 10 years.

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

**Solution:**

The information which is collected by the investigator himself with a definite objective in his mind is called as primary data whereas when the information is gathered from a source which already had the information stored, it is called as secondary data. It can be observed that the data in 1, 3, and 5 is secondary data and the data in 2 and 4 is primary data.

##### Other Pages of this Chapter: 14. Statistics

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