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Compare and contrast correlation, simple regression, and multiple regression. Define the following: Observed Y Y prime Line of best fit Error Recall the formula for
- Compare and contrast correlation, simple regression, and multiple regression.
- Define the following:
- Observed Y
- Y prime
- Line of best fit
- Error
- Recall the formula for a simple regression line (the "line of best fit") and label each part.
- Relate the line of best fit to the error in prediction.
- Given a number of predictor variables, write the formula for a multiple regression equation and label each part. Predictor variables: age, race, treatment type. Outcome variable: depression intensity.
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Elementary Statistics
Authors: Robert R. Johnson, Patricia J. Kuby
11th Edition
978-053873350, 9781133169321, 538733500, 1133169325, 978-0538733502
