If you did not do as well as you would like, you need to make sure that you are doing the following.

· Watch the lectures within 24 hours of them being posted (If possible, come to the live lectures, MWF 7^th period in Norman G520 or MWF 9^th period in Norman 137)

· Read over your notes before watching or attending each lecture.

· Ask questions if you don’t understand. You can ask the instructor before or after class, go to the tutoring room, or go to office hours)

· Do the suggest homework problems for each section after watching the corresponding lecture.

· Check your answers in the solutions manual. (The solutions manual is in tutoring room, Griffin Floyd 104 and on reserve in Marsten Science Library.)

· Make yourself a study guide for each of the 5 topics on Exam 2: sampling distribution of the sample proportion, sampling distribution of the sample mean, confidence interval for the population proportion, confidence interval for the population mean, hypothesis test for the population proportion.

Descriptive Statistics: Exam+1

Variable N N* Mean SE Mean StDev Minimum Q1 Median Q3

Exam+1 1734 0 79.471 0.307 12.780 28.000 73.000 82.000 88.000

Variable Maximum

Exam+1 100.000