An electrical contractor$$s records during the last five weeks indicate the following number of job requests:

Week: $12345$

Requests: $1924222019$

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

a$.$ Na$$ve$.$

Number of requests for week $6$

b$.$ Four$-$week moving average. $($Round the final answer to $2$ decimal places.$)$

Number of requests for week $6$

c$.$ Exponential smoothing with $\backslash$alpha $=0\mathrm{.}70.($Round the intermediate calculations and the final answers to $2$ decimal places.$)$

F$3$

F$4$

F$5$

F$6$