You are testing a new plant fertilizer. You believe that this fertilizer will help plants to grow more quickly than the fertilizer you have been using. You administer your fertilizer to 40 plants, and give the other 40 the regular fertilizer. The plants that were given the new fertilizer grew 10% taller than the other group during your 3 week experiment.In this example, the change in growth due to the administration of the fertilizer is known as the __.placebo effectindependent variablehypothesisdependent variable

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