Social Studies, 12.09.2019 01:30 serianmollel
Aresearcher administers a standardized test to the students in a school testing a new program as well as to students in a similar school as a control group. to what extent is comparison of the average scores for the two groups of students useful for determining the effects of the program? a. not at all useful, as it is not a true experimental design b. of limited usefulness as a pilot study but has many threats to validity c. very useful, as the similarity of the schools eliminates threats to validity d. a statistical regression is needed to determine its usefulness
Answers: 2
Social Studies, 22.06.2019 07:30
Which beliefs and principles in the declaration of independence and the u.s. constitution create a national identity? a.) belief in god, allegiance to popular sovereignty, and states’ rights. b.) free enterprise system, free trade system, and separation of powers. c.) individual freedom, political equality, and unalienable rights. d.) powerful executive branch, judicial review, and bicameral legislature.
Answers: 2
Aresearcher administers a standardized test to the students in a school testing a new program as wel...
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