Suppose the proportion of first year students at a particular university who purchased used textbooks in the past year is
and the proportion of second year students at the university who purchased used textbooks in the past year is
.A study found a 95% confidence interval for
-
is (0.237,0.421).Does this interval suggest that first year students are more likely than second year students to buy used textbooks? Explain.

Question

Suppose the proportion of first year students at a particular university who purchased used textbooks in the past year is  
and the proportion of second year students at the university who purchased used textbooks in the past year is  
.A study found a 95% confidence interval for  
-  
is (0.237,0.421).Does this interval suggest that first year students are more likely than second year students to buy used textbooks? Explain.

Quizplus · Accepted Answer

The Answer of Suppose the proportion of first year students at a particular university who purchased used textbooks in the past year is  
and the proportion of second year students at the university who purchased used textbooks in the past year is  
.A study found a 95% confidence interval for  
-  
is (0.237,0.421).Does this interval suggest that first year students are more likely than second year students to buy used textbooks? Explain.

Suppose the Proportion of First Year Students at a Particular