Contruct a confidence interval estimate

 

Go to a local library; collect a sample of books consisting of the ages of book (based on copyright dates). Plan and describe the sampling procedure, then use the results to construct a confidence interval estimate of the mean age of all books in the library. Please, post and share your results with the class.

Please make sure to comply with all Netiquette Guidelines listed in the Getting Started module.

Grading Criteria:

Directly and completely post the requested information60Respond to another student’s post explaining why you agree or disagree with his/her construction of the confidence interval estimate 20Respond to two or more posts explaining why you agree or disagree with his/her construction of the confidence interval 

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