Question 1 of 10
Which of the following is not a characteristic of both surveys and
observati...
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Mathematics, 04.06.2021 02:50 bcifuentes
Question 1 of 10
Which of the following is not a characteristic of both surveys and
observational studies?
A. Data are collected about a population.
B. Results are not used to prove cause and effect.
C. The researcher does not control or change the population.
D. The researcher exercises direct control over at least one variable.
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