What is the impact of adding distractors on polytomous item reliability?
a. The number of distractors is inversely related to item reliability.
b. Large numbers of distractors can greatly increase reliability.
c. Adding distractors may not increase reliability if the distractors are implausible.
d. Reliability is optimized when there are 8 to 10 distractors.
c
You might also like to view...
Which of the following ranges represent the possible values of a correlation between two variables?
a. -1.00 to +1.00 b. -1.00 to 0 c. 0 to +1.00 d. -100 to 100
Concerning language, Broca's area is to Wernicke's area as
a. visual is to auditory. b. production is to comprehension. c. syntax is to semantics. d. left hemisphere is to right hemisphere.
Deciding that a friend is depressed because she is quiet when she is just sleepy is an error caused by a failure to distinguish between observation and inference
Indicate whether the statement is true or false
Why is it difficult to evaluate the effectiveness of psychoanalytic therapy?
a) Examining patient records as a source of data is unethical. b) It takes years to demonstrate any measurable improvement. c) The goal of a full "cure" for any individual is unrealistic using current techniques. d) Whether a patient has gained insight into unconscious processes is hard to determine.