Mirabel wanted to test the following hypothesis:Bearded iris plants grow more quickly and are healthier...
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Biology
Mirabel wanted to test the following hypothesis:Bearded iris plants grow more quickly and are healthier when they are grown in direct sunlight.She planted 20 bearded iris plants in 20 separate pots. She placed 10 in direct sunlight and 10 in shade. She used the same kind and amount ofpotting soil in each pot. She added 1 liter of water to each pot every other day for one month. Mirabel analyzed the data that she collected throughout the experiment and determined that the plants in the sunlight grew an average of3.5 cm more than the plants grown in the shade. Additionally, the plants in the sun appeared to be healthier. Mirabel concluded that bearded iris plants grow best in the sun. How would you evaluate Mirabel's conclusion?A. Her conclusion is flawed because she tested more than one variable.B. Her conclusion is flawed because it is based on the appearance of the plants.C. Her conclusion is valid because she performed enough trials to determine the pattern in the data. D.Her conclusion is valid because her experiment proved her hypothesis.
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