A Researcher Conducts an Experiment to Determine Whether Moderate Doses

question 64

Multiple Choice

A researcher conducts an experiment to determine whether moderate doses of St.John's Wort have any effect of memory for college students.For this study,what is the independent variable?

• A)The amount of St.John's Wort given to each participant
• B)The memory score for each participant
• C)The group of college students
• D)Cannot answer without more information