What does it all mean?

Means Mean: the average value of a data set Median: the middle of a data set, the number that splits a data set in two; requires sorting; median of an even number of elements is the mean of the middle two elements Mode: value in a data set that occurs most often; if a data set has unique numbers there is no mode; if there are equal numbers of some elements there are multiple modes Random variables Discrete: finite numbers of values Continuous: infinite number of values Probability density functions P(|Y - 2| < . [Read More]