Even though insignificant explanatory variables can raise the adjusted R $2$ of a demand function, one should not interpret their effects on the regression when

testing marketing hypotheses about the determinants of demand

analyzing inventory relative to capacity requirements

forecasting unit sales for operations planning

sales revenue reaches its peak

planning for capital budgets The $\_\_\_\_$ is the ratio of $\_\_\_\_$ to the $\_\_\_\_.$

standard deviation; covariance; expected value

coefficient of variation; expected value; standard deviation

correlation coefficient; standard deviation; expected value

coefficient of variation; standard deviation; expected value

none of the aboveWhich of the following will increase $($V $0),$ the shareholder wealth maximization model of the firm: V$0($shares outstanding$)=\backslash$Sigma $\backslash$infty t$=1(\backslash$pi t $)/(1+$ke$)$t $+$ Real Option Value.

Decrease the required rate of return $($ke$).$

Decrease the stream of profits $(\backslash$pi t$).$

Decrease the number of periods from $\backslash$infty to $10$ periods.

Decrease the real option value.

All of the above.