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You have formulated a hypothesis. Pineapples contain more vitamin C. than oranges. to test this hypothesis you measure vitamin C levels in 20 oranges and 20 Pineapples from trees that were grown in the same orchard under the environmental conditions, ( temperatures, rain, sunlight) select all the statements that are true about this experiment

a. The independent variable is temperature
b. the control group in the experiment is the oranges
c. The type of fruit is a controlled variable
d. The dependent variable is the vitamin C levels in the pineapples and oranges

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Answer:

d. The dependent variable is the vitamin C levels in the pineapples and oranges.

Explanation:

Select all the statements that are true about this experiment.

a. The independent variable is temperature. NO, temperature, as well as rain and sunlight are controlled variables and are not being evaluated in the experiment.

b. the control group in the experiment is the oranges. NO, there is no control group in this particular experiment.

c. The type of fruit is a controlled variable. NO, the type of fruit is the independent variable.

d. The dependent variable is the vitamin C levels in the pineapples and oranges. YES. According to your hypothesis, the vitamin C levels depend on the type of fruit.

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