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Make examples like these: An experiment is conducted to determine the effects of classical music on the growth rate of marigolds. Two groups of plants grown from seeds in identical soil types, exposed to identical light conditions, and given the same nutrients. Group A is in a quiet atmosphere. The plants in Group B are provided with the same atmosphere, except that classical music is played for 12 hours daily in this area. The scientist measures the plant growth in both groups reach day and records the data. Find the independent variable and dependent variable, along with experimental groups and control group, with constants and variables not controlled. | Quizalize