Which of the following is most likely to provide an objective, continuous, and safe measure of mental workload?
a. a secondary task technique
b. a physiological measure
c. a judgment task
d. a reaction time task
Question 2
A researcher has measured self-esteem for a sample of 40 first-grade children. The researcher would like to divide the children into two equalsized groups consisting of the high self-esteem kids and the low self-esteem kids. Which statistical measure will identify the correct score to serve as the boundary between the high and the low self-esteem groups?
a. the mean
b. the median
c. the mode
d. the standard deviation
An ABC fire extinguisher is safe for most fires.
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