Question: McBeans magazine recently published a news article about caffeine consumption in universities that claims that80%of University students drink coffee regularly. Moonbucks, a popular coffee chain,
McBeans magazine recently published a news article about caffeine consumption in universities that claims that80%of University students drink coffee regularly.
Moonbucks, a popular coffee chain, is interested in opening a store on the Lakehead University campus. After reading McBeans' article, they will consider opening a store at Lakehead if more than80%of the students there drink coffee regularly.
A random sample of113LU students were surveyed, and97 of them considered themselves coffee drinkers. At a significance level of=0.01, are Moonbucks' survey results significant enough to support opening a store at Lakehead?
(a) State the null and alternative hypotheses:
Type "p" for proportion and leave your proportion rounded to one decimal place, e.g.p=0.1for the proportion is equal to 10% ,p>0.1for the proportion is greater than 10%,p<0.1for the proportion is less than 10%,p not = 0.1for the proportion is not equal to 10%)
H0:-------------------------H1:--------------------------
(b) The critical value is------------------------
(c) The test value is-----------------------------
(d) Based on our results, we
A.RejectH0.
B.Do not rejectH0.
(e) The final conclusion is that
A.The survey results are not significant enough to convince Moonbucks to open a store at Lakehead.
B.Moonbucks will go ahead and open a store at Lakehead.
Note:If rounding your steps during calculations, use at least six decimal places for accuracy.
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