Elementary Statistics I Answer all questions and give examples Section A: Basic Introduction to Statistics Distinguish between statistics and parameters. Distinguish between qualitative and quantitative variables Distinguish between discrete and continuous variables. Section B: Measures of Central Tendency Calculate the mean of a data set Calculate the median of a data set Understand the relationship between the mean, the median and the skewness of a data set Find the mode of a data set Section C: Measures of Spread Compute the range of a data set Compute the variance and standard deviation of a data set Use the empirical rule to summarize a data set