Knowing the Population Standard Deviation,a 95% Confidence Interval Infers That

question 33

Multiple Choice

Knowing the population standard deviation,a 95% confidence interval infers that the population mean ________.

• A)is between 0 and 100%
• B)is within ±1.96 standard deviations of the sample mean
• C)is within ±1.96 standard errors of the sample mean
• D)is too large

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