Frequency polygons for grouped data
Below are the times (in days) it takes for a sample of 20 customers from Andrew's computer store to pay their invoices.
Draw the frequency polygon for these data using an initial class boundary of 12.5 and a class width of 7. Note that you can add or remove classes from the figure. Label each class with its midpoint.© BrainMass Inc. brainmass.com March 4, 2021, 6:21 pm ad1c9bdddf
The expert examines frequency polygons for grouped data.