Among the entire student body of 400 students 230 have taken at least one semester of a foreign language You believe the proportion of seniors who have taken at least one semester for a foreign language is higher compared the entire student body and decide to test your hypothesis with a significance level of 0 05 Of a sample of 80 seni 52 have taken at least one semester of a foreign language Perform the z test and interpret your results Alpha a a 0 1 0 05 0 01 The z score is 1357 You should reject the null hypothesis O The z score is 1357 You should not reject the null hypothesis O The z score is 1 357 You should reject the null hypothesis O The z score is 1 357 You should not reject the null hypothesis 1 28 1 645 1 645 1 96 2 33 2 575