Bloopers analysts have come up with the following revised estimates for its magnoosium mine: Range Pessimistic Optimistic Initial investment + 45 % 20 % Revenues 20 % + 25 % Variable costs + 25 % 15 % Fixed cost + 50 % 30 % Working capital + 50 % 20 % Conduct a sensitivity analysis for each variable and range and compute the NPV for each. Use Spreadsheet 10.1 and accompanying data as a starting point for the analysis. (Do not round intermediate calculations. Negative amounts should be indicated by a minus sign. Enter your answers in thousands rounded to the nearest whole dollar.)