How to solve

5) The data below represent the chemistry grades for a random sample of 12 freshman at a certain college along with their scores on an intelligence test administered while they were still seniors in high school. Student Test Chemistry Grade, Score, x y 70 90 65 89 60 81 50 75 65 95 70 87 60 89 50 78 65 91 10 70 91 11 70 96 12 55 74 a. Compute the sample correlation coefficient. b. To test the hypothesis that p = 0.5 against the alternative that p 0.5, would the test be one-tailed or two-tailed? c. Assuming a bivariate normal distribution, determine the test statistic. d. Determine the p-value. e. What do you conclude? e data is the