Please show all steps involved, and if you use a coding system please use matlab and if able explain the process please! I want to fully understand the material!

Be sure (as always) to include all code that you write, along with plots, and output. 1) The following data, collected by the U.S. Bureau of Economic Analysis, lists the year-over-year percent change in mean disposable income in the United States during 15 1960 election years. Also, the proportion of the U.S. 1964 electorate that voted for the incumbent party's presidential candidate is listed. The first line of 1972 the table says that income increased by 1.49% from 1951 to 1952, and 44.6% of the electorate 1984 voted for Adlai Stevenson, the incumbent Democratic party's candidate for president a) Find the best least squares linear model for1996 incumbent party vote as a function of income change. Plot this line along with the 15 data points year 7 income change Yaincumbent vote 19521 1956 1.49 3.03 0.57 11.6 57.8 49.9 61.3 49.6 3.51 3.73 2.98 -0.18 49 44.7 59.2 53.9 46.5 54.7 50.3 51.2 45.7 11 1976 1980 3.38 2.15 2.10 3.93 2.47 0.41 1988 1992 2000 2004 2008 b) How many percentage points of vote can the incumbent party expect for each additional percent of change in personal income