Sarahvi2299 Sarahvi2299

19-10-2022
Mathematics

Answered

a study is performed in san antonio to determine whether the average weekly grocery bill per five-person family in the town is significantly different from the national average. a random sample of 50 five-person families in san antonio showed a mean of $133.474 and a standard deviation of $11.193. assume that the national average weekly grocery bill for a five-person family is $131.

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