Calculate the margin of error for a confidence interval

Reference no: EM131423641

Finding the critical value t*. What critical value t* from Table D should be used to calculate the margin of error for a confidence interval for the mean of the population in each of the following situations?

(a) A 95% confidence interval based on n = 11 observations.

(b) A 95% confidence interval from an SRS of 22 observations.

(d) These cases illustrate how the size of the margin of error depends upon the confidence level and the sample size. Summarize these relationships.

Reference no: EM131423641

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