Having Calculated a 95% Confidence Interval for a Difference Between

question 7

Multiple Choice

Having calculated a 95% confidence interval for a difference between two means,we may conclude that the odds are 95/100 that the

• A) true population mean difference falls in the interval.
• B) difference between the sample mean is the same as the difference between the population means.
• C) population mean difference is less than 95.
• D) obtained interval contains the true population mean difference.

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