An electrical contractor$$s records during the last five weeks indicate the following number of job requests: Week: $12345$ Requests: $3029282928$ Predict the number of requests for week $6$ using each of these methods: a$.$ Na$$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 $=0\mathrm{.}70$ 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.$)$