The following are the temperatures recorded in Boston for the past two weeks. Find the probability density of tomorrow's temperature being 85. Show all the necessary steps. (Assume the temperature follows Gaussian Distribution)

\begin{tabular}{|r|r|} \hline Day & Temp \\ \hline 1 & \\ \hline 2 & 85 \\ \hline 3 & 80 \\ \hline 4 & 83 \\ \hline 5 & 70 \\ \hline 6 & 68 \\ \hline 7 & 65 \\ \hline 8 & 64 \\ \hline 9 & 72 \\ \hline 10 & 69 \\ \hline 11 & 75 \\ \hline 12 & 75 \\ \hline 13 & 72 \\ \hline 14 & 81 \\ \hline \end{tabular}