my professor also asked we show full context, descriptive statistics and explain with evidence why we support or reject the null hypothesis thank you for helping me further understand the lesson

14. Over a 20-year period, the average grade point average of applicants to our graduate program has been found to be 3.27. This year the mean grade point average of the 57 students applying to our graduate program is 3.53, with a standard deviation of 0.29. Test the hypothesis that the current sample came from a population in which u = 3.27. Use an a level of .05 and a nondirec- tional test