If a t test is done to determine whether a sample of boys and a sample of girls perform differently on a creativity test, the null hypothesis would be that the two samples
a. come from different populations.
b. come from the same population.
c. have the same confidence interval.
d. have different confidence intervals.
b
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The content of grammar textbooks is written primarily
a. in narrative form. b. in an expository pattern. c. without any technical vocabulary. d. in experimental form.
Define the 3 characteristics of effective vocabulary instruction. Explain how using word walls, word sorts, and word posters can address these characteristics
What will be an ideal response?
The key difference between noncexclusion and exclusion time-out is:
a. With nonexcluion time-out the individual is not totally removed from the instructional environment. b. There are no differences, they both result in the same effect on behavior. c. With exclusion time-out the individual is at least partially removed from the instructional environment. d. A and c.
If you noticed an infant wanted a ball but couldn't reach it and you were interested in developing a sign for ball, you would a. form a ball-like hand sign, say ball, and give it to him
b. watch to see if he could reach or give him a toy rake to use. c. wait until he made a sign before giving the ball. d. ask his parents if he has a sign for ball.