1. 
    A motivational speaker claimed that wearing red on the day of an exam "energizes" the brain and improves performance. Your psychology professor doubts this is true. Design an experiment that would see if the speaker was correct. 
2. An English professor believes that students who have the opportunity to write their in-class essays on computers will produce better essays than those who write their essays by hand. Design a study that tests the professor’s belief.
3. An exercise physiologist counsels his clients to exercise in the morning rather than at night to facilitate weight loss. Your task is to design an experiment to see if this is the correct advice.

4. Many parents assert that children "amp up" or go "off the wall" after they eat sugar. Design a study to determine whether or not this assertion is true.

 

Questions to Answer:

1. Do you need to define any terms for your experiment? Do so.
2. What is your independent variable?
3. What is your dependent variable?
4. How will you select and assign your subjects to a group?
5. What treatment will the experimental group be given?
6. What treatment will the control group be given?
7. What controls will you use in your experiment? Be sure to avoid experimenter and participant biases.
8. Is there anything you think you should control but aren't sure how?

Answer rating: 100% (QA)

Case 1 The independent variable will be the clothes used in a programed exam day and the dependent variable will be the scores obtained after the application of the test in question I will select and ... View the full answer