QuestionQuestion 15
You are conducting a study to see if the mean doctor's salary (in thousands of dollars) is significantly more than 87. A random sample of 26 doctors' salary in thousands of dollars is shown below. Test the claim using a $1 \%$ level of significance. Give answer to at least 4 decimal places. \begin{tabular}{|c|} \hline Salary \\ \hline 93.48 \\ \hline 80.66 \\ \hline 87.95 \\ \hline 93.93 \\ \hline 78.52 \\ \hline 81.63 \\ \hline 94.37 \\ \hline 94.89 \\ \hline 96.94 \\ \hline 95.55 \\ \hline 84.94 \\ \hline 83.74 \\ \hline 81.22 \\ \hline 93.16 \\ \hline 97.49 \\ \hline 88.39 \\ \hline 98.04 \\ \hline 87.34 \\ \hline 93.37 \\ \hline 84.99 \\ \hline 92.41 \\ \hline 91.7 \\ \hline 88.8 \\ \hline 87.61 \\ \hline 102.15 \\ \hline 93.73 \\ \hline \\ \hline \end{tabular} a. What are the correct hypotheses? $\mathrm{H}_{0}$ : $\square$ ? 2 $\square$ thousand dollars