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Author Question: Is the study experimental or observational?A T.V. show's executives raised the fee for commercials ... (Read 73 times)

ARLKQ

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Question 1

Is the study experimental or observational?

The highway department paves one section of an Interstate with Type A concrete and an adjoining section with Type B concrete and observes how long it takes until cracks appear in each.
◦ Observational
◦ Experimental

Question 2

Is the study experimental or observational?

A T.V. show's executives raised the fee for commercials following a report that the show received a "No. 1" rating in a survey of viewers.
◦ Observational
◦ Experimental


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Marked as best answer by ARLKQ on Jan 18, 2020

amynguyen1221

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ARLKQ

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Reply 2 on: Jan 18, 2020
YES! Correct, THANKS for helping me on my review


Joy Chen

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Reply 3 on: Yesterday
Excellent

 

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