Question
An entrepreneur owns some land that he wishes to develop. He identifies two development options: build condominiums or build apartment buildings. Accordingly, he reviews public
An entrepreneur owns some land that he wishes to develop. He identifies two development options: build condominiums or build apartment buildings. Accordingly, he reviews public records and derives the following summary measures concerning annual profitability based on a random sample of 34 for each such local business venture. For the analysis, he uses a historical (population) standard deviation of $22,600 for condominiums and $20,000 for apartment buildings.(You may find it useful to reference the appropriate table:ztableorttable)
Sample 1 represents condominiums and Sample 2 represents apartment buildings.
Condominiums | Apartment Buildings |
---|---|
x1x1= $248,100 | x2x2= $236,300 |
n1= 34 | n2= 34 |
a.Set up the hypotheses to test whether the mean profitability differs between condominiums and apartment buildings.
multiple choice 1
- H0:12= 0;HA:12 0
- H0:12 0;HA:12< 0
- H0:12 0;HA:12> 0
b.Calculate the value of the test statistic.(Round final answer to 3 decimal places.)
c.Find thep-value.
multiple choice 2
- 0.01p-value < 0.025
- p-value < 0.01
- p-value0.10
- 0.05p-value < 0.10
- 0.025p-value < 0.05
d-1.At the 5% significance level, what is the conclusion to the test?
d-2.At the 1% significance level, what is the conclusion to the test?
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