a-2. Use the estimated model to forecast the number of inquiries over the next two weeks. Note: Round coefficient estimates to at least 4 decimal places and final answers to 2 decimal places. Morgan Bank has been encouraging its customers to use its new mobile banking app. While this may be good for business, the bank has to deal with a number of inquiries it receives about the new app. The accompanying data file includes weekly inquiries the bank has received over the past 30 weeks. a-1. Estimate the linear trend model. Note: Negative values for regression coefficients should be indicated by a minus sign. Round final answers to 2 decimal places. \begin{tabular}{|r|r|} \hline Week & Inquiries \\ \hline 1 & 283 \\ \hline 2 & 328 \\ \hline 3 & 332 \\ \hline 4 & 276 \\ \hline 5 & 275 \\ \hline 6 & 276 \\ \hline 7 & 304 \\ \hline 8 & 266 \\ \hline 9 & 270 \\ \hline 10 & 276 \\ \hline 11 & 261 \\ \hline 12 & 249 \\ \hline 13 & 275 \\ \hline 14 & 267 \\ \hline 15 & 273 \\ \hline 16 & 238 \\ \hline 17 & 200 \\ \hline 18 & 260 \\ \hline 19 & 258 \\ \hline 20 & 228 \\ \hline 21 & 264 \\ \hline 22 & 243 \\ \hline 23 & 266 \\ \hline 24 & 220 \\ \hline 25 & 248 \\ \hline 26 & 245 \\ \hline 27 & 258 \\ \hline 28 & 240 \\ \hline 29 & 199 \\ \hline 30 & 216 \\ \hline \end{tabular}