A Multiple Regression Analysis Produced the Following Tables Using $\alpha$

question 55

Multiple Choice

A multiple regression analysis produced the following tables. $$\begin{array} { | c | c | c | c | c | } \hline \text { Predictor } & \text { Coefficients } & \text { Stardard Eror } & \boldsymbol { t } \text { Statistic } & p \text {-value } \\\hline \text { Irtercept } & 616.6849 & 154.5534 & 3.990108 & 0.000947 \\\hline \boldsymbol { x } _ { 1 } & - 3.33833 & \mathbf { 2 . 3 3 3 5 4 8 } & - 1.43058 & \mathbf { 0 . 1 7 0 6 7 5 } \\\hline \mathbf { x } _ { 2 } & 1.780075 & \mathbf { 0 . 3 3 5 6 0 5 } & 5.30407 & 5.83 \mathrm { E } - 05 \\\hline\end{array}$$ $$\begin{array} { | c | c | c | c | c | c | } \hline \text { Source } & \mathrm { df } & \text { SS } & \text { MS } & F & p \text {-value } \\\hline \text { Repression } & 2 & 121783 & 60891.48 & 14.76117 & 0.000286 \\\hline \text { Residual } & 15 & 61876.68 & 4125.112 & & \\\hline \text { Total } & 17 & 183659.6 & & & \\\hline\end{array}$$ Using $\alpha$ = 0.01 to test the null hypothesis H₀: $\beta$ ₁ = $\beta$ ₂ = 0, the critical F value is ____.

• A)8.68
• B)6.36
• C)8.40
• D)6.11
• E)3.36

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Definitions:

Direct Materials Purchases Variance

The difference between the actual cost of direct materials purchased and the expected (budgeted) cost of these materials.

Standard Direct Labor-Hours

The estimated amount of labor time required to produce one unit of output, based on established standards.

Variable Overhead Rate Variance

The difference between the actual and the standard cost of variable overheads in a production process.

Direct Materials Purchases Variance

The difference between the actual cost of direct materials purchased and the expected (or standard) cost, used for budgeting and cost control purposes.