Solve using given information

Use the data in the table below to answer the questions which follow: y 9 7 6 5 3 X 0 1 2 3 14 Question 1 : Find x and y. (Leave your answer exact as a simplified fraction.) (1 point) Question 2: Find the fitted regression line y = bo + b1x . (Leave all numbers exact as simplified fractions.) (3 points) Question 3: Estimate the model error variance o from the data. (Leave exact as a simplified fraction.) (2 points) Question 4: Find a 95% confidence interval for 1. (Round to 2 decimal places.) (2 points) Question 5: Find a 95% confidence interval for fo. (Round to 2 decimal places.) (2 points)