The table below lists the verbal and math SAT scores of 10 students selected at random. Find the test statistic $\mathrm { r } _ { \mathrm { S } }$ to test the claim of no correlation between verbal and math SAT scores. $$\begin{array} { c | c c c c c }
\text { Verbal } & 395 & 480 & 485 & 390 & 470 \
\hline \text { Math } & 480 & 550 & 575 & 510 & 560
\end{array}$$ $$\begin{array} { c | c c c c c }
\text { Verbal } & 500 & 400 & 450 & 520 & 410 \
\hline \text { Math } & 525 & 610 & 530 & 400 & 410
\end{array}$$
A)-0.006
B)-0.0192
C)-0.218
D)-0.326

Question

The table below lists the verbal and math SAT scores of 10 students selected at random. Find the test statistic $\mathrm { r } _ { \mathrm { S } }$ to test the claim of no correlation between verbal and math SAT scores. $$\begin{array} { c | c c c c c } 
\text { Verbal } & 395 & 480 & 485 & 390 & 470 \
\hline \text { Math } & 480 & 550 & 575 & 510 & 560
\end{array}$$ $$\begin{array} { c | c c c c c } 
\text { Verbal } & 500 & 400 & 450 & 520 & 410 \
\hline \text { Math } & 525 & 610 & 530 & 400 & 410
\end{array}$$
A)-0.006
B)-0.0192
C)-0.218
D)-0.326

Quizplus · Accepted Answer

The correct answer is A because the test statistic $ \mathrm { r } _ { \mathrm { S } } $ is -0.006, which is closest to -0.006.

The Table Below Lists the Verbal and Math SAT Scores rS\mathrm { r } _ { \mathrm { S } }rS​

The Table Below Lists the Verbal and Math SAT Scores $\mathrm { r } _ { \mathrm { S } }$