Graphs

--the many uses of statistics
--gathering and organizing data for interpretation
--how to prepare and interpret a picture graph or pictogram, a vertical and a -horizontal bar graph, a broken line graph, a circle graph or pie chart, a frequency table, a stem and leaf plot, a frequency histogram, and a frequency polygon

--calculating mean, median, and mode averages and how each describe data
--the range of data
--the distribution of data by quartiles
--calculating mean, median, and mode averages within quartiles
--interquartile ranges
--box and whisker plots