The following data indicates the number of hours that Johnny spent studying the week before each exam in his classes along with the corresponding exam scores: hours studying 379 11 15 18 score on exam 53 48 59 71 80 93 Part a: Identify the explanatory and response variables for this situation. Part b: Create a scatterplot of the data. Part c: Give the LSRL equation for this data. Part d: Find the correlation coefficient and the coefficient of determination for this data. What do each of these tell you about the relationship between the variables? Based on this information, do you think your answer in part c is a good model? Part e: Find the residual value corresponding to the explanatory variable value of 9.