A manager uses this equation to predict demand: Y_t = 20 + 4t. Over the past eight periods, demand has been as follows. Are the results acceptable? Explain. $$\begin{array} { l l l l l l l l l } \text { Period } ( \mathrm { t } ) & 1 & 2 & 3 & 4 & 5 & 6 & 7 & 8 \ \hline \text { Demand } & 25 & 28 & 31 & 34 & 36 & 43 & 50 & 54 \end{array}$$

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The Answer of A manager uses this equation to predict demand: Y_t = 20 + 4t. Over the past eight periods, demand has been as follows. Are the results acceptable? Explain. $$\begin{array} { l l l l l l l l l } \text { Period } ( \mathrm { t } ) & 1 & 2 & 3 & 4 & 5 & 6 & 7 & 8 \ \hline \text { Demand } & 25 & 28 & 31 & 34 & 36 & 43 & 50 & 54 \end{array}$$

A Manager Uses This Equation to Predict Demand: Yt =

A Manager Uses This Equation to Predict Demand: Y_t =