This topic contains a solution. Click here to go to the answer

Author Question: An experimenter was interested in the effect of caffeine on a performance test. Three equivalent ... (Read 67 times)

Tazate

  • Hero Member
  • *****
  • Posts: 532
An experimenter was interested in the effect of caffeine on a performance test. Three equivalent groups consumed high, moderate, or low amounts of caffeine before taking the performance test. This experiment had
 
  a. three independent variables.
  b. one independent variable with three levels.
  c. three dependent variables.
  d. one dependent variable with three levels.

Question 2

Refer to Exhibit 10-12. Which is the comparison group?
 
  a.
  aerobic exercises five days per week
  c.
  no aerobic exercise.
  b.
  aerobic exercises three days per week



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Ahnyah

  • Sr. Member
  • ****
  • Posts: 336
Answer to Question 1

B

Answer to Question 2

B




Tazate

  • Member
  • Posts: 532
Reply 2 on: Jun 20, 2018
Great answer, keep it coming :)


Mochi

  • Member
  • Posts: 300
Reply 3 on: Yesterday
Excellent

 

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

For a complete list of videos, visit our video library