After an experiment was in progress, a researcher learned that the experimental group had a more experienced teacher than did the control group. Should the researcher mention this fact in the research report?
a. Yes, any factor which might affect the internal validity of the experiment should be reported.
b. No, it is not necessary for the reader to know all the details about problems which arise during the course of a study
ANS: A
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Naming, labeling, and classifying people based on noticeable physical characteristics are all encompassed in which step in the development of prejudice??
a. ?Awareness b. ?Identification c. ?Isolation d. ?Attitude
When teachers use school-related social media sites, they should ______.
A. use the jargon seen on the district’s website B. block students from posting on it C. create opportunities for interaction and sharing D. become offended by negative comments
A research study found that the multiple correlation (R) of three variables (SAT, HS rank, and HS GPA) with freshman college GPA was .60. The researcher would report that
a. the average correlation of each of the variables with college GPA is .20. b. 60 percent of the variance in college GPA can be explained by the combined variables. c. 36 percent of the variance in college GPA can be explained by the three variables in combination.
With the exception of suffocation among infants, the leading cause of death resulting from an unintentional injury for children in middle childhood is:
a. motor vehicle accidents. b. poisoning. c. drowning. d. burns.