A Researcher Wants to Estimate the Proportion of a Population

question 52

Multiple Choice

A researcher wants to estimate the proportion of a population which possesses a given characteristic.A random sample of size 250 is taken and 40% of the sample possesses the characteristic.The 90% confidence interval to estimate the population proportion is ___.

• A)0.35 to 0.45
• B)0.34 to 0.46
• C)0.37 to 0.43
• D)0.39 to 0.41
• E)0.40 to 0.45

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The degree to which data and calculations within a spreadsheet are correct, free from errors, and reliable for decision-making or analysis.

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