Author Question: When the null hypothesis is true for the one-way 2, the value will be _____. a. negative. b. ... (Read 47 times)

stevenposner · **on:** Jun 20, 2018

When the null hypothesis is true for the one-way 2, the value will be _____.

a. negative.
b. positive.
c. 0
d. 1

Question 2

When each item in a test is evaluated on the basis of the proportion of
persons in the standardizing group who answered the question correctly, then
the researcher is attempting to establish

a. item difficulty
b. item discrimination
c. item generalization
d. both a and b, but not c.