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Imagine you do a an experiment to find out how soil moisture affects seedling growth and you plant seeds in soils with 3 different moisture values. What is your independent variable?

*number of seeds
*soil moisture
*number of soil types

2 Answers

4 votes
the moisture in the soil.
User Yugal
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5 votes
i would think that it would be (number of soil types)
User Jeremy Stein
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