Here are problems that are similar to the ones you might see on the exam. Be sure to also review old homework and workshop questions too. The exam will have both multiple choice and short answer questions. You can check the answers to odd problems.
Concepts to review: (i) The definition of a p-value (memorize this): A p-value is the probability of getting a result at least as extreme as what happened, if the null hypothesisis true. (ii) Make sure you understand when to reject a null hypothesis and what statistically signficant means.
Concepts to review: (i) Meaning of two-sample confidence intervals. (ii) Pooled proportions.
Concepts to review: (i) Degrees of freedom and how to use the t-distribution table.
Know when to use one sample method for the differences in match pairs data instead of two-sample methods.