What is meant by confidence interval and confidence level

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Go to www.surveysystem.com/sscalc.htm to determine the appropriate sample size for a population in your country.

Briefly explain what is meant by confidence interval and confidence level.

Assuming a confidence interval of 5, how large should the sample of households be when desiring a 95 percent confidence level? How large for a 99 percent confidence level?

Reference no: EM131289856

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