Question $4$

$\frac{0}{1}$ pts

Given the following data and a $4-$period weighted moving average forecast.

$\backslash$table$[[t,$At$],[1,16],[2,11],[3,17],[4,19],[5,11]]$

Supposed the weights of the four periods are, $0\mathrm{.}14,0\mathrm{.}18,0\mathrm{.}32$ and X $,$ for the OLDEST to NEWEST periods, respectively. The summation of all four weights is equal to $1($or $100\%).$ Compute the average age of data in this $4$period weighted moving average forecast. Enter your answer with TWO Decimal Points.