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A restaurant manager in Mississippi wants to know if the average price of a dozen tamales is $25.00.A random sample of 64 restaurants showed a
A restaurant manager in Mississippi wants to know if the average price of a dozen tamales is $25.00.A random sample of 64 restaurants showed a sample mean of $28.00 and a standard deviation of $20.00.Leta= .05.
Ho:m= 25
Ha:m 25
Round answer to one decimal place, i.e., X.X
Do not include leading or ending zeros.
Include negative sign if appropriate.
The test statistic
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