Using the same independent and dependent variables as in the first experiment,researchers could extend the studies to test which of the following hypotheses? Select the TWO answers that are correct.

Question

Quizplus · Accepted Answer

A) This hypothesis would require testing the effect of caffeine on memory function in elderly people specifically, and measuring the time difference between caffeine consumption and testing to see if there is an optimal window for improvement.
B) This hypothesis would require testing the effect of caffeine on memory function in women specifically, and limiting the age range to 20-40 years to see if there is a difference in the effect compared to the broader age range used in the original experiment. 
C) The original experiment did not measure cancer risk, and this hypothesis is not related to the independent and dependent variables used in the first experiment. 
D) This hypothesis uses a different independent variable (antioxidant-rich foods) and a different age range (over 65) than the first experiment. 
E) This hypothesis is not related to the independent and dependent variables used in the first experiment.

Using the Same Independent and Dependent Variables as in the First