The Apple worksheet in the data pack represents global revenue (measured in billions of dollars) generated by Apple from Q1-2016 to Q4-2021.- a. Construct a line graph. b. Construct a seasonal index for each quarter. Provide a table showing your work. c. Interpret each seasonal index. Year 2016 Revenue 75.87 50.56 42.36 46.85 78.35 52.90 45.41 52.58 88.29 2017 2018 Fiscal Quarter Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 61.14 53.27 62.90 84.31 2019 58.02 53.81 64.04 91.82 58.31 2020 59.69 64.70 111.44 89.58 81.43 83.36 2021