Confidence Interval for a Mean
To use the applet below, just type in the information into the boxes. Hit enter when you are finished typing. You will need a calculator to work these problems out. You may assume that the given standard deviation is equal to the population standard deviation. This assumption will allow you to use the table below.
When you have mastered the above tutorial, please answer the following in a few complete sentences
on finding the confidence interval for a mean
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