SOC222H5 Lecture Notes - Percentile, Negative Number, Frequency Distribution
Document Summary
We have research questions we wish to answer, and hypotheses for which we wish to find evidence. But before we make predictions, we want to be able to describe and summarize the data we have. Descriptive statistics include frequencies, measures of central tendency and measures of dispersion. A frequency distribution is a table reporting the number of observations falling into each category or attribute of the variable. Frequency distribution for canadian federal gov"t expenditures as. Example using the variable inequality as a categorical variable. Notice that frequency tables best illustrate how cases are distributed across a fairly limited set of attributes or categories. Therefore, it"s an especially useful approach at describing. Therefore, it"s an especially useful approach at describing nominal and ordinal variables. Notice that i categorized the inequality variable into low, medium, high but this variable is really interval- ratio in the data set because it"s imply an array of numbers.
