Mathematics, 13.10.2020 02:01 ABrabbit732
Which situation is an example of an observational study?
A. Having customers who bought a certain type of car answer
questions about their satisfaction with the car
B. Testing the effectiveness of a new reading program by allowing a
classroom to use it and comparing the results with another
classroom that doesn't use it
C. Asking voters about the candidate they prefer
D. Measuring the weights of patients who come for a check-up in a
hospital
Answers: 2
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Carlos spent 1 1/4 hours doing his math homework he spent 1/4 of his time practicing his multiplication facts how many hours to carlos been practicing his multiplication facts
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Which of the following would be a reasonable estimate for the weight of a pencil? a. 1 × 10^-20 lb b. 1 × 10^20 lb c. 1 × 10^2 lb d. 1 × 10^-2 lb
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I'm a polygon i have no parallel lines i am formed 3 line segments i have one right angle two of my angles are angles what am i
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Which situation is an example of an observational study?
A. Having customers who bought a certain t...
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