Which group is the treatment group

Reference no: EM133423788

Questions: Some studies have indicated that antioxidants found in blueberries may slow down the process of aging. In a recent study, 19-month old rats (equivalent to 60-year old humans) were fed either their standard diet or their standard diet supplemented with blueberry powder. After eight weeks of feeding rats the assigned diets, memory tests and motor tests were administered. The rats eating the diet supplemented with blueberry powder showed notable improvement in their test scores; whereas the rats eating the standard diet with no supplement showed no improvement.

1. What is the independent variable?

2. What is the dependent variable?

3. Which group is the control group?

4. Which group is the treatment group?

5. What variables should be controlled (kept the same in all groups) in this experiment?

Reference no: EM133423788

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