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Who is Buying iMacs?

http://www.ruf.rice.edu/~lane/case_studies/imac/index.html

This case study covers the following concepts: confidence intervals for proportions and the normal approximation to the binomial. It also assesses the question: "What proportion of the iMac purchasers are new computer owners?"

Application Area
Date Issued	2000
Resource Type	Case Study (DCMI Type Vocabulary)
Format	Other
Audience	College --Undergrad Upper Division College --Undergrad Lower Division
Source	http://www.ruf.rice.edu/~lane/rvls.html
Email Address	lane@rice.edu
Date Of Record Creation	2005-03-25 15:34:05
Date Of Record Release	2005-05-11 21:14:08
Date Last Modified	2005-05-11 21:14:08
Statistical Topic	Data Presentation -- One Categorical Variable -- Counts and Proportions Statistical Inference and Techniques -- Estimation Principles -- Interpretation of Confidence Levels Statistical Inference and Techniques -- Categorical Methods -- Proportions
Material Type	Laboratories
Author's Name	David Lane
Author's Organization	Rice University
Supplemental - Evidence
Intended User Role	Learner Teacher