Performance assessments are commonly used in nursing programs. Each performance can be considered an item. The test developers decided to compare 0-1 scores (correct procedure vs. incorrect procedure) for beginners and intermediates in the program with those who passed the final exam as a way to study item characteristics. Which item analysis procedure(s) could be used with such data?
a. A: Item Difficulty B: Item Discrimination
b. A only
c. B only
d. A and B
e. Neither
c
You might also like to view...
Most families of students with learning disabilities are
a. dysfunctional. b. well adjusted. c. upper income. d. median income.
What are the total degrees of freedom?
A social psychologist would like to examine the relationship between personal appearance and authority. A special questionnaire is prepared which requires very careful attention to instructions in order to fill it in correctly. Three random samples of college students are obtained. For the first group, the psychologist dresses very casually (blue jeans and T-shirt) when the questionnaire is administered. For the second sample, the psychologist wears a suit, and for the third sample, the psychologist wears a very “scientific” laboratory coat. The psychologist records the number of errors made by each individual while completing the questionnaire. These data are as follows: Blue Jeans Suit Lab Coat 4 2 1 5 4 2 4 1 1 7 3 2 4 2 2
Roughly what percentage of mill workers in the South were under the age of 16 at the end of the 19th century?
a. 5% b. 30% c. 50% d. 70%
Children with Asperger Syndrome may exhibit which of the following?
a) normal social relationships b) some difficulty with social relationships c) maintaining eye contact often d) understanding basic social cues