A student believes that no more than 20% (i.e., 20%) of the students who finish a statistics course get an A. A random sample of 100 students was taken. Twenty-four percent of the students in the sample received A's.
a.State the null and alternative hypotheses.
b.Using the critical value approach, test the hypotheses at the 1% level of significance.
c.Using the p-value approach, test the hypotheses at the 1% level of significance.

Question

A student believes that no more than 20% (i.e.,  20%) of the students who finish a statistics course get an A. A random sample of 100 students was taken. Twenty-four percent of the students in the sample received A's. 
a.State the null and alternative hypotheses.
b.Using the critical value approach, test the hypotheses at the 1% level of significance.
c.Using the p-value approach, test the hypotheses at the 1% level of significance.

Quizplus · Accepted Answer

The Answer of A student believes that no more than 20% (i.e.,  20%) of the students who finish a statistics course get an A. A random sample of 100 students was taken. Twenty-four percent of the students in the sample received A's. 
a.State the null and alternative hypotheses.
b.Using the critical value approach, test the hypotheses at the 1% level of significance.
c.Using the p-value approach, test the hypotheses at the 1% level of significance.

A Student Believes That No More Than 20% (I