Mathematics, 16.12.2020 04:40 Dweath50
To determine which window cleaner is most effective, Thad washes half of the windows in his house with one brand and the other half with a different brand. He then compares the results to draw a conclusion about which cleaner is most effective.
What kind of statistical study did Thad conduct?
A.
experiment
B.
theoretical study
C.
survey
D.
observational study
Answers: 3
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To determine which window cleaner is most effective, Thad washes half of the windows in his house wi...
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