Statistics Archives - Team's Notebook https://nb.teamsit.com/tag/statistics/ Self-study, exercise, lesson Tue, 24 Mar 2020 04:53:06 +0000 en-US hourly 1 https://wordpress.org/?v=6.7.2 Multiple linear regression, Part 1 https://nb.teamsit.com/1450-multiple-linear-regression-part-1/ https://nb.teamsit.com/1450-multiple-linear-regression-part-1/#respond Tue, 24 Mar 2020 04:53:06 +0000 https://nb.teamsit.com/?p=1450 Dwaine studios, Inc. operates portrait studios in cities of medium size. These studios specialize in portraits of children. The company is considering an expansion into other cities of medium sizes and wishes to investigate whether sales () in a community can be predicted from the number of persons aged or younger in the community () and the per capita disposable personal income in the community (). Data on these variables for the most recent year for the cities in which Dwaine Studios is now operating are shown below: city 1 68.5 16.7 174.4 2 45.2 16.8 164.4 3 91.3 18.2

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