Figure 1. Change in the total percent increase or decrease in the Dow Jones Industrial Average each month since the respective elections of Trump, D. and Obama, B.

1. Figure 1 shows the instantaneous rate of change of the total percent increase or decrease in the Dow Jones Industrial Average for each month since each president was elected over the first four years of their presidency.
   1. Create a graph representing the total percent increase or decrease in the DJIA under each president as a function of the number of months since their election. Note: Each president will have a 0% total percent increase at time t=0.

Close friends and family are having a heated debate over whether the DJIA had a higher total percent increase under the presidency of Trump, D. or Obama, B. Using the data provided, and your graph from part a, discuss whose total percent increase at the end of the first 47 months was higher.

b. Using the data provided and your graph from part a, which president had the lowest total percent increase or decrease of any month between the two presidents? Provide evidence to support your claim.

c. Using the data provided and your graph from part a, which president had the greatest total percent increase or decrease of any month between the two presidents? Provide evidence to support your claim.