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Statement of a problem № m285

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A company that tracks the use of its web site determined that the more pages a visitor views, the more likely the visitor are to provide contact information. Use the following tables to answer the questions: Number of Pages viewed: 1 2 3 4 or more Percentage of Visitors: 40 30 20 10 Percentage of visitors In each page-view Category that provide Contact information: 10 10 20 40 (a) What is the probability that a visitor to the web site provides contact information? (b) If a visitor provides contact information, what is the probability that the visitor viewed four or more pages?

Solution:
A company that tracks the use of its web site determined that the more pages a v

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