A researcher tests whether the dosage level of some drugs (low, high) causes significant differences in health. To do this, the researcher randomly assigns rat subjects to receive a low or high dosage of the drug and records health-related measures in both groups. The type of method described is
A. experimental.
B. quasi-experimental.
C. correlation.
D. operational.
Ans: A
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Children's understanding on money and the economic world is
a. good for the topic of shelter. b. often confused. c. especially good on the topic of banking. d. good for the cost of restaurant meals.
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Members of this philosophical perspective ___________ vigorously oppose social promotions
Fill in the blank(s) with correct word
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Which of the following is an often-ignored responsibility of teachers?
a. Behavior manager b. Managing content c. Professional development d. Understand students' cultures
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Explain the rationale for the sample size in qualitative research.
What will be an ideal response?
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