Ex.14.1 Q2 Statistics Solution - NCERT Maths Class 9

Go back to  'Ex.14.1'

Question

Identify the data in \(14.1(1)\) above as primary or secondary.

Text Solution

Reasoning:

Think how have you collected the data:

  1. Did you collect the data all by yourself investigating around? If yes, primary.
  2. Did you obtain the data from a source where the information has been stored already? If yes, secondary.

Steps:

Based on the observation, data in \(2, 4\) are primary and the data in \(1, 3\) and \(5\) are secondary.

  
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