SHOW WORK Please! 3) The maximum temperature over the last 10 years recorded in
ID: 3432038 • Letter: S
Question
SHOW WORK Please!
3) The maximum temperature over the last 10 years recorded in Rochester, NY in January is as follows: (degrees Fahrenheit) (10 Points)
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
62
63
60
67
45
56
56
54
69
53
Perform a hypothesis test, using ? = 0.05, to determine if 45o F is an outlier.
4) All 10 houses on a city block have a dog.The Labrador Retriever has long been deemed the most popular breed of dog.Determine, with 95% confidence, if these houses having a Lab is random.(10 points)
House #
1
2
3
4
5
6
7
8
9
10
Lab (yes or no)
Yes
Yes
No
Yes
No
No
No
Yes
No
No
State the null and alternative hypotheses:
State the test statistic:
Determine the Critical Region:
Decision:
Conclusion:
5) We make the claim that the proportion of iphone users to other smart phones is 62%.We believe the proportion may be higher.We wish to reject Ho if the true proportion is 4% greater than the hypothesized proportion.Use ? = 0.02 and ? = 0.05 to find the sample size necessary to test this claim.(10 points)
State the null and alternative hypotheses:
Draw the curves and label ? and ?
Unstandardize and solve for
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
62
63
60
67
45
56
56
54
69
53
Explanation / Answer
thanks, are there any more answers?
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