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Agricultural scientist were concerned about the effect of air pollution, sulfur dioxide in particular, on soybean production in fields adjacent to

coal-powered power plants.based on initial investigations, they proposed that sulfur dioxide in high concentrations would reduce reproduction in soybeans.in this experiment, 48 soybean plants, just beginning to produce flowers, were divided into two groups treatment and no treatment.

what is/are the dependent variable/s?


Is what you measure in the  experiment and what is affected during experiment...........

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