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March 28, 2017

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please help having difficulty with this problem.

It was noted that 40% of the people in Dallas read the morning newspaper. A random sample of 18 people is selected from the city.
On average, how many people would you expect to read the morning newspaper in a sample of 18?

  • Statistics - ,

    mean = np = 18 * .40 = ?

    I'll let you finish the calculation.

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