Out of 400 students sampled, 300 of them said that they hoped to have children someday. With 68% confidence, what is the approximate percentage
of the students in the population who hope to have children someday?
A. 70.7% to 79.3%
B. 66.3% to 83.7%
C. 72.8% to 77.2%
D. 68.5% to 81.5%

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.