Measures of central tendencies and dispersions (e.g., mean, mode, standard deviation), Probability distributions (e.g., discrete, continuous, normal, binomial), Expected value (weighted average) in decision making, Estimation for a single mean (e.g., point, confidence intervals, conditional probability). Codes of ethics (professional and technical societies), NCEES Model Law and Model Rules, Intellectual property (e.g., copyright, trade secrets, patents)