What is ceiling effect and why is it important in tests used for research?
What will be an ideal response?
ANS:
It is a restriction in range at the upper end of a score distribution that prevents individuals from performing to their maximum ability. It is important to consider in research because the effect of a treatment could be underestimated simply because the test does not measure achievement accurately at the upper end of the range.
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The first publicly supported high school was established in Boston in what year?
a. 1779 b. 1821 c. 1879 d. 1906
Which of the words below describe a support system and comes in many forms, including extended family, compadres, kinship groups, friends, neighbors, and association with a religious institution?
A) Community resource B) Social network C) Food bank D) WIC
If a researcher has developed a research design in which each participant appears in all levels or categories, this would be considered which type of research design?
a. within-subjects design b. t-test for independent means c. between-subjects design d. t-test for one mean
Students will naturally work efficiently in cooperative learning groups because they enjoy the socialization this format offers
Indicate whether the statement is true or false