no need to answer the blank box

Five observations taken for two variables follow 6 7 10 4 13 30 SO 50 40 60 (a) Choose the correct scatter diagram with x on the horizontal axis. (6) (+) 80 801 50 50 40 407 30 30 20 20 101 101 10 15 (1) (w) 50 50+ 50 10 40+ 30 30 20+ 10 10 10 15 b) Compute the sample covariance. If needed, round your answer to one decimal digit. If your answer is negative use "minus sign Interpret the sample covariance. The input in the box below will not be graded, but may be reviewed and considered by your instructor. blank (c) Compute the sample correlation coefficient. If needed, round your answer to three decimal digits. If your answer is negative use minus sign