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A survey of 500 randomly chosen adults found that 20% of the 300 men and 14%...

A survey of 500 randomly chosen adults found that
20% of the 300 men and 14% of the 200 women had purchased books online.
You are to test the hypothesis that online rates are the same for men and women.
What is the p-value of your test of significance?

Math   Statistics-And-Probability   
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