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The conclusion from a 40-state poll conducted by the Joint Council on Economic Education is
that students do not learn enough economics. The findings were based on test results from
11th- and 12th-grade students who took a 46-question, multiple choice test on basic economic
concepts such as profit and the law of supply and demand. The following table gives sample
data on the number of questions answered correctly.
13 20
12 10 16 24 12 14 18 23 31 14 15 19 17 9
19 28 24 16 21
12 22 18 22 18 30 16
26 18
18 16 14 8 25 22 15 33 24 17 19
how to make a histogram of this data