Answer to Question #1073 in Statistics and Probability for austin
a. What statistical test should be used to analyze the data?
Need a fast expert's response?Submit order
and get a quick answer at the best price
for any assignment or question with DETAILED EXPLANATIONS!
The sample mean = 19.33, standard error = 0.94<div>a. We should use t test</div><div>b. Two-tailed</div><div>c. Ho: the sample average is equal to the population mean.</div><div> Ha: & the sample average is not equal to the population mean.</div><div>d. t<sub>obt</sub> = (22.5 - 19.33)/0.94 = 3.37 > t <sub>crit for alpha= 5% lt;/sub>= 2.2</div><div>e. Ho shouldn't & be rejected, the sample average can be equal to the population mean.</div><div>