Which of the following is LEAST likely to be used as a dependent variable in a human factors experiment?
a. error rate
b. time to complete a task
c. performance on a secondary task
d. the participants' subjective estimates of their performance
Question 2
Which combination of factors is most likely to result in a significant outcome for a hypothesis test?
a. a small sample size and a small variance
b. a small sample size and a large variance
c. a large sample size and a small variance
d. a large sample size and a large variance