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Author Question: Is the study experimental or observational?A T.V. show's executives raised the fee for commercials ... (Read 41 times)

ARLKQ

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on: Jan 18, 2020

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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Reply #1 on: Jan 18, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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ARLKQ

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Reply 2 on: Jan 18, 2020
Wow, this really help

ashely1112

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Reply 3 on: Yesterday
Excellent

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