emilysolsman emilysolsman

27-09-2022
Mathematics

Answered

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

Answer :

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