The level of significance is the A. same as the p-value B. maximum allowable probability of Type I error C. same as the confidence coefficient D. maximum allowable probability of Type II error
A student believes that no more than 25% (i.e., 25%) of the students who finish a statistics course get an A. A random sample of 100 students was taken. Twenty-six percent of the students in the sample received A's. Test the hypotheses at the 5% level of significance. What is the critical value?
What is the calculated Z-test statistic?
What are your conclusions regarding the assumption of the proportion of students that make an A in statistics? reject or not reject