darius12318
04.12.2020 •
Mathematics
2x-y=16, -x+2y=-8 solve by substitution
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Ответ:
Yes, this a biased sampling method.
Step-by-step explanation:
The sampling done is a biased sampling method.
This is because usually people who are upset or dissatisfied with the service are the ones who write online reviews, as there are no other way to release their frustration with the service provided.
The bias is likely to be directed towards the proportion of people who are not satisfied with service.