Help pls!! The table shows the amount Andre as a waiter. the money, in dollars is the total he earned

Time(hours): 0, 1, 2, 3, 4, 5, 6, 7
Money(dollars) 0, 16, 35, 47, 60, 69, 90, 103

Part A:
Let c represent the number of hours, write a regression for the data. Round the slope and y-intercept to the nearest whole number

Part B; find the correlation coefficient, or r-value of the line. Explain what does this indicate