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

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A student tested fertiliser on only one plant. What should be done to make the conclusion more reliable?

Answer and explanation

Correct answer: Use several plants in each group

More samples reduce the effect of individual variation. In exams connect sample size with reliability.

Related tags

Sample Size Fertiliser Plant Experiment Reliability Hypothesis And Experimentation Exploration: Entering The World Of Secondary Science Exploration Entering The World Of Secondary Science Science

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