QuestionAn employment information service claims the mean annual salary for senior level product engineers is . The annual salaries (in dollars) for a random sample of 16 senior level product engineers are shown in the table to the right. At , test the claim that the mean salary is . Complete parts (a) through (e) below. Assume the population is normally distributed.
\begin{tabular}{|rrrr|}
\hline \multicolumn{4}{|c|}{ Annual Salaries } \\
\hline & & \\
100,721 & 96,352 & 93,492 & 112,654 \\
& & & \\
& & & \\
82,506 & 74,216 & 76,957 & 80,939 \\
102,543 & 76,238 & 103,925 & 104,037 \\
91,066 & 82,017 & 85,015 & 110,330 \\
\hline
\end{tabular}
A. B. c. D.
(c) Find the standardized test statistic, t .
The standardized test statistic is .
(Round to two decimal places as needed.)
Studdy Solution
Calculate the standardized test statistic :
The standardized test statistic is .
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