You have formulated a hypothesis: “Blueberries
You have formulated a hypothesis: “Blueberries contain more vitamin C than raspberries.” To test your hypothesis you measure vitamin C levels in 20 blueberries and 20 raspberries from bushes that were grown in the same area under the same environmental conditions (temperature, rain, sunlight). select all that are true about this experiment.
A.. The dependent variable is the vitamin C levels in the berries
B.The control group in the experiment is the raspberries
C. The type of berry is a controlled variable
D. The independent variable is temperature