Ex 14.1, 2 - Classify the data in Q1 above as primary - Collecting Data

  1. Chapter 14 Class 9 Statistics
  2. Serial order wise
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Ex 14.1, 2 Classify the data in Q1 above as primary or secondary data. 1. Weights of students of our class 2. Number of plants in our locality 3. Number of boys and girls in our classroom 4. Number of runs scored by Sachin Tendulkar 5. Rainfall in our city in the last 10 years

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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 8 years. He provides courses for Maths and Science at Teachoo. You can check his NCERT Solutions from Class 6 to 12.