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High-Speed Internet Access A researcher wishes to estimate
Chapter 5, Problem 33AYU(choose chapter or problem)
Problem 33AYU
High-Speed Internet Access A researcher wishes to estimate the proportion of households that have broadband Internet access. What size sample should be obtained if she wishes the estimate to be within 0.03 with 99% confidence if
(a) she uses a 2009 estimate of 0.635 obtained from the National Telecommunications and Information Administration?
(b) she does not use any prior estimates?
Questions & Answers
QUESTION:
Problem 33AYU
High-Speed Internet Access A researcher wishes to estimate the proportion of households that have broadband Internet access. What size sample should be obtained if she wishes the estimate to be within 0.03 with 99% confidence if
(a) she uses a 2009 estimate of 0.635 obtained from the National Telecommunications and Information Administration?
(b) she does not use any prior estimates?
ANSWER: