Consider the following hypothesis test: Ho: μ 50 Ha: μ > 50 A sample of 60 is used and the population standard deviation is 7, Use the critical value approach to state your conclusion for each of the following sample results. Use α = .05. a. With C-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? Select b. With T 51, what is the value of the test statistic (to 2 decimals)? Can it be concluded that the population mean is greater than 50? Select c. With x-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? Select+

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