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Construct a Confidence Interval For μd\mu _ { d } The Mean of the Differences D for the Population of The Mean

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Construct a confidence interval for μd\mu _ { d } the mean of the differences d for the population of paired data. Assume that the population of paired differences is normally distributed. Using the sample paired data below, construct
A 90% confidence interval for the population mean of all differences. A5.05.14.63.56.0B4.73.94.24.23.7\begin{array} { | l | l l l l l | } \hline \mathrm { A } & 5.0 & 5.1 & 4.6 & 3.5 & 6.0 \\\hline \mathrm { B } & 4.7 & 3.9 & 4.2 & 4.2 & 3.7 \\\hline\end{array}


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