Summarizing, interpreting and analyzing empirical data. Attention to descriptive statistics and statistical inference. Topics include elementary sampling, probability, sampling distributions, estimation, hypothesis testing and regression. Assignments include use of statistical software and micro computers to analyze labor market and other economic data. Prerequisite: ECO 150 or ECO 153. Students are not given credit for both ECO 220 and any of the following courses: GOV 190, SOC 201, MTH 201, PSY 201 MTH 220. Course limited to 55 students.