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Author Question: An experimenter was interested in the effect of caffeine on a performance test. Three equivalent ... (Read 57 times)

Tazate

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on: Jun 20, 2018
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


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Ahnyah

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Reply #1 on: Jun 20, 2018
Answer to Question 1

B

Answer to Question 2

B


Tazate

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Reply 2 on: Jun 20, 2018
Thanks for the timely response, appreciate it

cam1229

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Reply 3 on: Yesterday
Wow, this really help

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