Multiple Choice
Researchers studying the effects of caffeine tested the reaction times of women who first drank either a beverage with caffeine or a decaffeinated version of the same beverage.In this study, the reaction time of each participant would be:
A) a placebo
B) a confounding variable
C) the independent variable
D) the dependent variable
Correct Answer:
Verified
Correct Answer:
Verified
Q25: The extent to which an experiment has
Q26: The method involving recording naturally occurring behavior
Q27: Which type of study would control for
Q28: A student in Professor Hummel's class wants
Q29: An uncontrolled variable that changes systematically with
Q31: After a research study, a researcher maintains
Q32: When the results of a scientific observation
Q33: The most frequently occurring score in a
Q34: Production at the factory was poor, so
Q35: Control is one of the most important