(ou are a consumer psychologist nterested in holiday spending. A hational census reports that the American family spent an average of µ = $81 for Halloween candy and costumes last year. A sample of N = 16 families this year produced a mean of $85 with s = 20. %3D Based upon your obtained t and critical t, can you reject the null? O Yes

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Author:Amos Gilat
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You are a consumer psychologist
interested in holiday spending. A
national census reports that the
American family spent an average
of µ = $81 for Halloween candy
and costumes last year. A sample
of N = 16 families this year
produced a mean of $85 with s =
20.
Based upon your obtained t and
critical t, can you reject the null?
Yes
No
Not enough information to
decide
Transcribed Image Text:You are a consumer psychologist interested in holiday spending. A national census reports that the American family spent an average of µ = $81 for Halloween candy and costumes last year. A sample of N = 16 families this year produced a mean of $85 with s = 20. Based upon your obtained t and critical t, can you reject the null? Yes No Not enough information to decide
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