Jаcksоn, Inc. used Excel tо run а leаst-squares regressiоn analysis, which resulted in the following output: Regression Statistics Multiple R 0.7225 R Square 0.8500 Observations 30 Coefficients Standard Error T Stat P-Value Intercept 38,000 3,603 2.84 0.021 Production (X) 5.75 0.4641 14.51 0.000 A1. What is Jackson's total fixed cost? B2. What is Jackson's variable cost per unit? C3. What total cost would Jackson predict for a month in which they sold 5,000 units? D4. What proportion of variation in Jackson's cost is explained by variation in production? Please place ($) and (,) for A1, B2, C3, but for it is D4 %