Question: Describe a dataset where defining a confidence interval would be important for testing validity of data. What do you want to know about the data?

Describe a dataset where defining a confidence interval would be important for testing validity of data. What do you want to know about the data? Which population parameter (and test statistic) would you use? what confidence interval would you choose and why.

if possible please use the length of time viewers watch episodes as a example.

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