A test developer correlates each response of a multiple-choice item with total test score. The following results are found:
A( r = .10) B (r = -.32) C (r = .61) D (r = -.12).
The correct answer is B. What is the likely effect on item discrimination based on these results? The Item Discrimination Index
a. Will be positive and high.
b. Cannot be computed.
c. Will be low and possibly negative.
d. Will be -.32.
c
You might also like to view...
A state may pass a statute prohibiting teachers from wearing religious garb in the classroom
Indicate whether the statement is true(T) or false(F).
Convergent thinking is what critical thinkers do best.
Answer the following statement true (T) or false (F)
Mr. Gloster teaches high school and observes the long-term effects of stereotype threat with various groups of students in his classes. He wants to prevent their disidentification with academics and help them overcome this threat. Which of the following actions on his part is most likely to help him reach his goal?
a. Help students recognize that intelligence is inherited and encourage them to accept their level of ability without anxiety about stereotypes. b. Help students feel a sense of belonging by lowering the expectations for individuals who exhibit signs of stereotype threat. c. Help students avoid academic challenge and develop a positive mindset about their connections at school. d. Help students see academic achievement as part of their ethnic, racial, and gender identity by introducing role models.
When using the shorthand method of note-taking you will most likely use
A. symbols. B. mapping elements. C. longer key phrases. D. squiggles.