Which of the following is most likely to provide an objective, ...

[khang]

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

[mrphibs]

Answer to Question 1

B

Answer to Question 2

b