What does a 95% confidence interval indicate?
a) The true population value is likely to lie within the upper and lower values.
b) The researcher has not committed a Type I error.
c) The researcher can have 95% confidence his conclusion is correct.
d) There is a 1 in 5 chance the researcher has committed a Type II error.
a
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In a study on students' perceptions of world maps, Jukka Saarinen found that, in general, students drew maps that ____
a. reflected a Eurocentric view of the world b. made wealthy countries smaller c. made less well-known countries larger d. were wildly and almost randomly inaccurate
A researcher has developed a series of in-service training programs for teachers that he believes will improve their effectiveness in the classroom. The researcher observes and compares teacher classroom behavior before and after the teachers attend the in-service training. If this design has a flaw, suggest a way(s) that you would improve it
a. Use trained observers other than the researcher to make the before and after classroom observations. b. Use videotapes of before and after teacher behavior and have trained observers in a blind technique evaluate the pre- and post-training tapes. c. a or b d. There is no serious flaw in the study. The researcher who developed the program and has an interest in its effectiveness should be the one making the observations.
Which process involves administering the same test to all students in order to determine who is likely to be at risk for academic difficulties?
A. Universal screening B. Progress monitoring C. Universal design D. Informal assessment
When you are in the note taking process, do all of the following except
A. cut and paste the information. B. create a credibility list. C. summarize the point of the source. D. include relevance.