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QUESTION
Using the Patients dataset, make a scatter plot (similar to Figure 13.5) with patient's age on the x-axis and length of stay on the y-axis.
- Using the Patients dataset, make a scatter plot (similar to Figure 13.5) with patient's age on the x-axis and length of stay on the y-axis. Make sure that you fully label this chart (title for the chart, x-axis, and y-axis). (5 points)
- Follow the directions in EG13.2 (Excel Guide) at the end of Chapter 13 and make a linear trend line along with the linear regression equation and R-squared value. Interpret both the linear regression equation and the R-squared value. (10 points)
- Now calculate the correlation coefficient and interpret it. What do you conclude about the relationship between a patient's age and length of stay? (5 points)
