Consider the following hypothesis test: H 0: 50 H a: > 50 A sample of...
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Consider the following hypothesis test:
H 0: 50
H a: > 50
A sample of 55 is used and the population standard deviation is 8. Use the critical value approach to state your conclusion for each of the following sample results. Use = .05.
With = 52.5, what is the value of the test statistic (to 2 decimals)? Can it be concluded that the population mean is greater than 50? SelectYesNoItem 2
b. With = 51, what is the value of the test statistic (to 2 decimals)? Can it be concluded that the population mean is greater than 50? SelectYesNoItem 4
c. With = 51.8, what is the value of the test statistic (to 2 decimals)? Can it be concluded that the population mean is greater than 50? SelectYesNoItem 6
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