$4$

Predict the number of requests for week $6$ using each of these methods:

a$.$ Naive.

$10$ points

$80039000$

b$.$ A four$-$period moving average. $($Round your answer to $2$ decimal places.$)$

c$.$ Exponential smoothing with $a=0\mathrm{.}15.$ Use $27$ for week $2$ forecast. $($Round your intermediate forecast values and final answers to $2$ decimal places.$)$

$\backslash$table$[[,\backslash$table$[[$Number of$],[$Requests$]]],[$F$3,]]$