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Mathematics, 07.03.2020 04:29 ehgdhjahag
American households spent an average of about $52 in 2007 on Halloween merchandise such as costumes, decorations and candy. To see if this number had changed, researchers conducted a new survey in 2008 before industry numbers were reported. The survey included 1,500 households and found that average Halloween spending was $58 per household. The sample mean is dollars, while the claimed population mean is dollars.
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