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Lady bird [3.3K]
3 years ago
6

If you were testing how well different automatic carwash is clean cars the control group would be:

Geography
2 answers:
schepotkina [342]3 years ago
5 0
D. A car that went through all the car washes



that way the car would have more experiences
hram777 [196]3 years ago
3 0
D. A car that went through all the carwashes
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