In a random sample of 500 teenagers 12 to 17 years old, it was found that 330 have regular access to computers and the Internet.  Find a point estimate of the true proportion of teenagers 12 to 17 years old who have regular access to computers and the Internet.

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A: From the given information we find the solution.

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A:

Q: 26. What test statistic for comparison of two means will be used if the sample size is above. A.…

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Q: Briefly explain how theory development might impact the selection of a sample.

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