Ten Trucks Were Ranked According to Their Comfort Levels and Their

Essay

Ten trucks were ranked according to their comfort levels and their prices.
$$\begin{array} { c c c } \hline \text { Make } & \text { Comfort } & \text { Price } \\\hline \text { A } & \text { 1 } & 6 \\\text { B } & 6 & 2 \\\text { C } & 2 & 3 \\\text { D } & 8 & 1 \\\text { E } & 4 & 4 \\\text { F } & 7 & 8 \\\text { G } & 9 & 16 \\\text { H } & 1 Q & 9 \\\text { J } & \mathbf { 3 } & 5 \\\hline\end{array}$$
Find the rank correlation coefficient and test the claim of correlation between comfort and price. Use a significance level of 0.05.