Use the pricing survey data to solve the following questions. (1) Use the mean YEAR2026 prices are the base price. Consider the total cost (total cost = 100 studs+30 pairs of jeans+1 apartment) is the NPV of project. Draw the sensitivity diagram for the three major variables. Include important calculations and discussion on the results. (1 point)

(2) Use the established distribution histogram (function) to draw sensitivity diagram with 30% and 70% probability contours. Include important calculations and discussion on the results.