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gatorpoo
Which category in the following table contains Q1? Push-ups 5 10 15 20 25 30 People 2 1 3 3 7 5 30 10 25 5 20 15 Cannot be determined.
total number of people, divide by 4 .. will be 1 quartile find the positional value 1q ...
@gatorpoo If you enter all the box plot data into the online box plot generator, you will see the first quartile value. http://www.mathwarehouse.com/charts/box-and-whisker-plot-maker.php