1.Which of the following is not a qualitative forecasting method?

1.Which of the following is not a qualitative forecasting method? (Points : 5)       a.)Executive opinions       b) Sales force polling       c)Delphi method       d) Classical decomposition
2.Which of the following is not used to evaluate the accuracy of regression results? (Points : 5)       a.) Mean absolute deviation       b.) Coefficient of determination       c.) Prediction confidence interval       d.)T-statistic
3.A company has a minimum required rate of return of 10%. It is considering investing in a project that costs $210,000 and is expected to generate cash inflows of $85,000 at the end of each year for 4 years. The approximate net present value of this project is _____.(Points : 5)       a. )$59,442       b) $1,387       c) $65,375       d) $5,161
4.Standards that are based on efficient activity with allowances for unavoidable losses are called _____.(Points : 5)       a. )basic standards       b) maximum efficiency standards       c.) currently attainable standards       d.) expected standards