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Mathematics, 13.01.2021 17:20 husamramadan83

Before opening a new dealership, an auto manufacturer wants to gather information about car ownership and driving habits of the local residents. The marketing manager of the company randomly selects 1000 households from all households in the area and mails a questionnaire to them. Of the 1000 surveys mailed, she receives 130 back. What is the problem with how the information is gathered

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