During the first two hours of a 4-h trip, the force of the wind causes a sailboat to travel 68 km. During the next two hours, th
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Answer:
Step-by-step explanation:
Given that Young millennials, adults aged 18 to 34, are viewed as the future of the restaurant industry. During 2011, this group consumed a mean of 192 restaurant meals per person (NPD Group website, November 7, 2012).
It is claimed that due to poor economy this average might have been subjected to a change.
To test this claim we have to conduct a hypothesis test.
The hypotheses would be with null there is no change against alternate that there is differnce.
(Two tailed test)