Cumulative Histogram. Using the Salem data it tells what percentage of the total number of cases accumulated each month and therefore how much of the outbreak had taken place. Frequency Counts to compute the Cumulative Count.
To display cumulative frequencies check the box next to the Display as relative frequency option as well. Prior to creating the cumulative histogram use the Frequency Counts tool from menu Statistics. Mar 26 2021 Using histograms to plot a cumulative distribution.
Then go to the FreqCounts sheet use the data in column Cumulative Count to plot a column graph a cumulative histogram.
Using the Salem data it tells what percentage of the total number of cases accumulated each month and therefore how much of the outbreak had taken place. A histogram is a classic visualization tool that represents the distribution of one or more variables by counting the number of observations that fall within disrete bins. Histograms and Cumulative Frequency Histograms are similar to bar charts apart from the consideration of areas. A couple of other options to the hist function are demonstrated.
