State 4 disadvantage of using sample method in teaching.

      

State 4 disadvantage of using sample method in teaching.

  

Answers


Kavungya
• it is expensive in cost
• it is time consuming
• may be full of errors
• it is only applicable in a small population
• may be biased since a small sample represent a large population
Kavungya answered the question on April 23, 2019 at 08:40


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