Which one of the following provides important information for increasing the test’s internal consistency?
A. discrimination index
B. difficulty level
C. interitem correlation matrix
D. coefficient of multiple correlation
Ans: C
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With regard to actual psychological differences between males and females, research has consistently found that, on average,
a. females have poorer memory skills. b. females are more physically aggressive. c. males perform better on verbal tasks. d. males are more physically active.
If you administered a test without obtaining information on the identity of the test takers, you would be following the practice of ______.
A. anonymity B. informed consent C. confidentiality D. protection from stigma
A ________ is a chemical that carries messages throughout the body, potentially affecting a person's moods, levels of energy, and reactions to stress.
A. synapse B. hormone C. neuron D. degradation inhibitor
REM madness refers to the belief that ________.
A) REM sleep causes paranoia B) listening to more than 8 hours of R.E.M will cause madness C) without REM sleep one will go mad D) Too much REM sleep will cause one to go mad