Rosner Company: Use this information to answer questions (a)…

Rosner Company: Use this information to answer questions (a) and (b) in the following fields.  Rosner Company produces a part that has the following costs per unit: Direct material $ 8 Direct labor 3 Variable overhead 1 Fixed overhead   5 Total $17   Homeland Corporation can provide the part to Rosner for $19 per unit. Rosner Company has determined that 60 percent of its fixed overhead would continue if it purchased the part. However, if Rosner no longer produces the part, it can rent that portion of the plant facilities for $60,000 per year. Rosner Company currently produces 10,000 parts per year. The corporation should (a) make or buy the part, because this option saves (b) $_________________ more than the alternative in costs. 

The average cost (COST) of heating a home is a function of o…

The average cost (COST) of heating a home is a function of outside Temperature (TEMP), thickness of Insulation (INSUL) and Age of furnace (AGE). Data is collected on these variables and a regression analysis is done on the data. An incomplete MS Excel output is shown below.   Regression Statistics         Multiple R           R Square           Adjusted R Square           Standard Error           Observations                        ANOVA             df SS MS F Signifcance F Regression   171220       Residual           Total 19 212916                     Coefficients Standard Error t Stat P-Value Lower 95% Intercept 427 59.6 7.17     TEMPT (X1)   0.7723 -5.93     INSUL (X2) -14.8 4.754       AGE (X3) 11.1 4.012         The hypothesis to be tested is: