The manager of a trendy downtown cafe in Columbus, Ohlo, collects weekly data on the number of customers it serves. The accompanying file contains the data

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a$.$ Use the simple exponential smoothing technique with $=0\mathrm{.}2$ to make a forecast for Week $53$ Note: Do not round Intermedlate calculations. Round final answer to $2$ decimal places.

Answer is complete but not entirely correct.

$234\mathrm{.}04$

b$.$ Use the simple exponential smoothing technique with $=0\mathrm{.}4$ to make a forecast for Week $53.$ Note: Do not round intermedlate calculations. Round final answer to $2$ decimal places.

Answer is complete and correct.

${}_{53}=$

c$-1.$ Report the performance measures for the techniques in parts a and $b.$ Note: Do not round Intermedlate calculatlons. Round final answers to $2$ decimal places.

Answer is not complete.

$\backslash$table$[[$Technique$,$MSE,MAD,MAPE $(\%)],[=0\mathrm{.}2,895\mathrm{.}88ox,819,576\mathrm{.}50ox,],[=0\mathrm{.}4,,,],[,,,]]$

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