A researcher wishes to estimate, with 90% confidence, the proportion of adults whoi have high-speed

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A researcher wishes to estimate, with 90% confidence, the proportion of adults whoi have high-speed internet access. Her estimate must be accurate within 5% of the true proportion. a)Find the minimum sample size needed, using a prior study that found that 36% of the respondents said they have high-speed internet access. b)No preliminary estimate is available. Find the minimum sample size needed. (round answers to the nearest whole number)

  • 9 years ago
A researcher wishes to estimate, with 90% confidence, the proportion of adults whoi have high-speed
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