a) Use the following R codes to generate the high school GPA (variable X) and college test score (variable Y) data. Provide descriptive statistical summaries for variable X and variable Y. (hint: summary) set.seed(xx) #Replace xx with the last two digits in your email ID. #e.g. student abc1212 should replace "XX" with 12, ie. setseed(12). #Note: your results will differ since we're randomly sampling here. X