Credit Scores Your Fair Isaacs Corporation (FICO) credit score is used to determine your creditworthiness. It is used to help determine whether you qualify for a mortgage or credit and is even used to determine insurance rates. FICO scores have a range of 300 to 850, with a higher score indicating a better credit history. The given data represent the interest rate (in percent) a bank would offer on a 36-month auto loan for various FICO scores.

Credit Score Interest Rate (percent) 545 18.982 595 17.967 640 12.218 675 8.612 705 6.680 750 5.150 Source: www.myfico.com (a) Which variable do you believe is likely the explanatory variable and which is the response variable? (b) Draw a scatter diagram of the data. (c) Determine the linear correlation coefficient between FICO score and interest rate on a 36-month auto loan. (d) Does a linear relation exist between the FICO score and interest rate?

Can you help me solve this problem please?