Jorge would like to predict the profit for 2020 based on the 2019 profit of nine stores he manages.The data are provided below (in $10000)

20202019

4341

5149

3744

2432

4746

4442

5047

5551

4649

a: If each additional dollar of profit earned in 2019, how much additional profit would one expect for 2020? write answer to two decimal places

b: If a store had a profit of $500,000 (so profit value of 2019 is 50), what would you expect the profit to be for 2020?write answer to nearest dollar--do not include commas or dollar signs

c: Is the profit in 2019 a significant predictor of the profit in 2020?(yes or no)

d: What is the p-value for testing the significance of the 2019 as a predictor?

e: Approximately 85% of the 2020 is the profit for 2019?(true or false)