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Mathematics, 02.11.2020 17:00 anniekwilbourne
The Residential Energy Consumption Survey found in 2001 that 47% of American household had internet access. A market survey organization repeated this study in a certain town with 25,000 households, using a simple random sample of 500 households: 239 of the same households had internet access. a) The percentage of households in the town with internet access is estimated at ; this is likely to be off by ___ or so. b) If possible, find a 95%-confidence interval for the percentage of all 25,000 households with internet access. If this is not possible, explain why or why not.
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