Confidence Intervals II
In the previous topic you began a study of the important and widely used technique of confidence intervals. These procedures use a sample statistic to estimate a population parameter with an interval of values and a certain confidence level. This topic asks you to continue this study by considering sample survey results and the connection between confidence intervals and the commonly used expression “margin-of-error.” You will also investigate some of the limitations of confidence intervals, encountering some situations in which one must be wary of applying them thoughtlessly.
KeywordsCredit Card Principle Activity Population Proportion Sample Proportion Vietnam Veteran
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