Need help in the following

The following table lists the coursework and final exam scores of seven (7) ST130 students in semester 1, 2020. Coursework, x 79 95 81 66 87 94 59 Final exam, y 85 97 78 76 94 84 67 In testing the significance of the correlation coefficient at a = 0.05, the conclusion is : Hint: The sample correlation coefficient is 0.86 and the critical values are +2.571) Select one: O a. Reject null and conclude that the correlation coefficient is significant. O b. Reject null and conclude that the correlation coefficient is not significant. O c. Do not reject null and conclude that the correlation coefficient is not significant. O d. Do not reject null and conclude that the correlation coefficient is significant.A researcher has developed a regression model from fourteen pairs of data points. He wants to test to determine if the slope is significantly different from zero. He uses a two-tailed test and o = 0.01. The critical table t-value is Select one: O A. 3.012 O B. +3.055 C. +2.977 D. 3.055