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Class 9 Science Exploration: Entering the World of Secondary Science Hypothesis and experimentationHard

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Why is random sampling useful in an experiment?

Answer and explanation

Correct answer: It reduces selection bias

Random selection reduces the chance of overselecting a particular type of sample. In exams identify methods that reduce bias.

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Random Sampling Bias Sample Experimental Design Hypothesis And Experimentation Exploration: Entering The World Of Secondary Science Exploration Entering The World Of Secondary Science Science

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