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MBA, PHD
Phoniex
Jul-2007 - Jun-2012
Corportae Manager
ChevronTexaco Corporation
Feb-2009 - Nov-2016
Question description
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A group of students estimated the length of one minute without reference to a watch or clock, and the times (seconds) are listed below. Use a 0.010.01
significance level to test the claim that these times are from a population with a mean equal to 60 seconds. Does it appear that students are reasonably good at estimating one minute?
| 8181 |
8888 |
5151 |
7373 |
4848 |
3232 |
7272 |
7171 |
7373 |
5454 |
7676 |
7878 |
9999 |
9898 |
7272 |
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What are the null and alternative hypotheses?
Upper H 0H0:
muμequals=6060
seconds
Upper H 1H1:
muμgreater than>6060
seconds
Upper H 0H0:
muμequals=6060
seconds
Upper H 1H1:
muμnot equals≠6060
seconds
Upper H 0H0:
muμnot equals≠6060
seconds
Upper H 1H1:
muμequals=6060
seconds
Upper H 0H0:
muμequals=6060
seconds
Upper H 1H1:
muμless than<6060
seconds
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determine the test statistics
determine the p value
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