only solve Q15 now please

Question Completion Status: QUESTION 15 A power generation company wants to build a new solar farm in Youngstown. It will cost $750,000 to build the solar farm. If there are enough sunny days, then the project will be successful and a $1.750.000 profit will be obtained. If there are not enough sunny days, only a $500 000 profit will be realized. Right now, the company believes there is a 45% chance there will be a sufficient number of sunny days. The company could hire a weather and climate analysis research team to conduct an analysis on the annual amount of sunlight in Youngstown. The cost for the research is 540 000. If favorable results are obtained, there is an 80% chance of enough sunlight. If not favorable, there is only a 15% chance of enough sunny days to make this successful. There is a 50% of a favorable result from the weather and climate analysis. 1. Create a decision tree model. 2. Complete the calculations for outcomes and expectation values. 3. Should the company hire weather and climate analysis research team or not? [8 points] [8 points] [4 points) Show your detailed work and provide neat copy of your solution Attach File Browse Local Files Browse Content Collection QUESTION 16 Please draw a context diagram for an Automated Teller Machine (ATM). Include at least three external entities. Using arrows show inputs and/or outputs between the external entities and the system. Please give at least one example of an input or output for each arrow Hint::entities: Bank Database Environment etc.. Remember what you need to make a transaction