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Beintema A Course in Quantitative Literacy

http://dept.clcillinois.edu/mth/oer/A_Course_in_Quantitative_Literacy.pdf Example 4.1.4, PDF

page 119, Book page 113. Find the least-squares regression line for your data. Please work this

example using data relevant to Chicago, without using an advanced calculator (TI-83, TI-83+, TI-

84, TI-84+, and so on).

Your solution should include the following attributes:

1. Please explain your data and its meaning to Chicago.

2. Please provide a reference to your data.

3. Please allow us to obtain an independent copy of your data.

4. Visualization: please graph your data in a scatterplot.

5. Calculation: please find the least-squares regression line for your data using a simple calculator

and/or a spreadsheet.

6. Comprehension: please provide written explanation of your solution.

7. Visualization: please provide a second graph including both the scatterplot of the original data

and the least-squares regression line