Test the Claim That the Paired Sample Data Is from a Population

Essay

Test the claim that the paired sample data is from a population with a mean difference of 0. Assume the
samples are random and dependent, and the populations are normally distributed. Use $\alpha = 0.01$ $$\begin{array} { c | c c c c c } \text { A } & 5.6 & 6.6 & 8.5 & 5.5 & 5.6 \\\hline \text { B } & 8.0 & 6.9 & 6.8 & 6.7 & 8.1\end{array}$$