You should be reasonably familiar with the topics below from your undergraduate statistics course. We will review some of this material in class. Review your undergraduate textbook and notes to brush up on other topics, or sit in on an undergraduate course if you need to.
z-scores and the standard normal distribution
Correlation and regression (e.g., Pearson product-moment correlation coefficient; fitting a straight line to data)
One-sample t statistic
t for independent means
t for correlated means