Use the Following Information for Questions

Multiple Choice

Use the following information for questions:
A university administrator writes a report in which he states that at least 45% of all students have driven while under the influence of drugs or alcohol. Many others think the correct percent is less than 45%.
-To resolve the issue, a random sample of 400 students is obtained and it is found that 156 or 39% admit that they have driven under the influence of drugs or alcohol. Here is some Minitab output: What conclusion should be made?

A) Conclude that the true proportion of students that has driven under the influence appears to be less than 39%.
B) Conclude that the true proportion of students that has driven under the influence appears to be less than 45%.
C) There is insufficient evidence to conclude that the true proportion of students that has driven under the influence is less than 39%.
D) There is insufficient evidence to conclude that the true proportion of students that has driven under the influence is less than 45%.