A recent study revealed that, in Canada, about 27% of students obtain a GraduateProfessional degree, while 73% obtain an Undergraduate degree. We make a null hypothesis that the overall Canadian degree proportions are valid. Use R/Rcmdr to perform a goodness of fit test to test this hypothesis using a level of significance of 5%. Choose the most correct (closest) answer below? Question 15 Answer a. Your test statistic is 23.866, and you reject your null hypothesis. b. Your test statistic is 9.863, and you reject your null hypothesis. c. Your test statistic is 23.866, and you fail to reject your null hypothesis. d. Your test statistic is 9.863, and you fail to reject your null hypothesis