the science of collecting, analyzing, and drawing conclusions from data
the methods of organizing and summarizing data
involves making generalizations from a sample to a population
the entire collection of individuals or objects about which info is desired
a subset of the population, selected for study in some prescribed manner
any characteristic whose value may change from one individual to another
observations on a single variable or simultaneously on two or more variables
the percent of individuals that are at or below a certain value
located every 25% of the data.
refers to data in which both sides are aprox. the same when the graph is folded vertically
refers to data in which every class has equal or aprox. equal frequency
refers to data in which one side (tail) is longer than the other side.
refers to data in which one class has largest frequency
refers to data in which the data two classes have the largest frequencies and are separated by at least one other class
refers to data in which more than two classes have the largest frequencies and are separated by at least one other class