HF 300 EXAM QUESTIONS AND ANSWERS WITH
COMPLETE SOLUTIONS VERIFIED
Measures of central tendency (e.g., mean) and distribution of data (e.g., standard
deviation) are considered which type of statistics?
descriptive
A study compared speed of performance using a touch screen and speed of
performance using a mouse. In the study, 20 participants used the touch screen,
and 20 used the mouse. Which of the following is the independent variable?
input device
After a human factors research study, we want to generalize the results to other
people, settings and tasks. In order for us to generalize this way, we would want
to make sure we have good __________.
external validity
In a research setting, IRB stands for:
Institutional Review Board
Following an experiment, a researcher discloses the full intent of the study to the
participant including a description of any deception that might have been used.
This best describe what process?
debriefing
Type I error occurs
COMPLETE SOLUTIONS VERIFIED
Measures of central tendency (e.g., mean) and distribution of data (e.g., standard
deviation) are considered which type of statistics?
descriptive
A study compared speed of performance using a touch screen and speed of
performance using a mouse. In the study, 20 participants used the touch screen,
and 20 used the mouse. Which of the following is the independent variable?
input device
After a human factors research study, we want to generalize the results to other
people, settings and tasks. In order for us to generalize this way, we would want
to make sure we have good __________.
external validity
In a research setting, IRB stands for:
Institutional Review Board
Following an experiment, a researcher discloses the full intent of the study to the
participant including a description of any deception that might have been used.
This best describe what process?
debriefing
Type I error occurs
