2 Peter is construction a square-shaped wall. Using the estimation skills, he gained during his Advanced Diploma in Project Management studies at CPUT, he projected that each side will require the same material and labour costs and he also estimated that the side will all need the same amount of time to complete. He estimated that it will take four days to complete the project at a total budget of R4000, all things being equal. At the end of day three, Peter is instructed by the stakeholders to prepare an Earned Value Status Analysis in order to determine how the project is progressing. He ascertains that as of the end of day three, total costs incurred thus far are R3500 and 70% of the project has been done. Therefore, Peter's SPI (Schedule Performance Index) - ? (Please give your answer to 3 decimal places)