Question

last year the mean amount spent by customers at a local sandwich shop was $18.50. The...

last year the mean amount spent by customers at a local sandwich shop was $18.50. The shop owner believes that the mean may be higher this year. state the appropriate null and alternate hypotheses.

Math   Statistics-And-Probability   
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Answer #1

The mean amount spent by customers at a local sandwich shop last year was : $18.50

The shop owner believes that the mean may be higher this year or more than $18.50

Null hypothesis:

The mean amount spent by customers at a local sandwich shop last year was equal to $18.50

Alternate hypothesis:

The mean amount spent by customers at a local sandwich shop this year is more than $18.50

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