Statistics · Chapter 8 of 10

Regression & correlation

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Complete problems only, with worked solutions first. Show everything

#	Title	Difficulty
131967	Outliers · Exercise 14	Medium
131968	Outliers · Exercise 15	Medium
131969	Outliers · Exercise 16	Medium
131971	Outliers · Exercise 18	Medium
131973	Outliers · Exercise 20	Medium
131975	Outliers · Exercise 22	Medium
130052	Linear Equations · Exercise 1	Medium
130063	Linear Equations · Exercise 13	Medium
130074	Scatter Plots · Exercise 8	Medium
130077	The Regression Equation · Exercise 2	Medium
130092	Testing the Significance of the Correlation Coefficient · Exercise 2	Medium
130096	Prediction · Exercise 1	Medium
130098	Prediction · Exercise 3	Medium
130100	Prediction · Exercise 5	Medium
130107	Prediction · Exercise 13	Medium
130127	Outliers · Exercise 5	Medium
130803	The Correlation Coefficient r · Exercise 1	Medium
130806	The Correlation Coefficient r · Exercise 4	Medium
130808	The Correlation Coefficient r · Exercise 6	Medium
130810	The Correlation Coefficient r · Exercise 8	Medium
130811	The Correlation Coefficient r · Exercise 9	Medium
130812	The Correlation Coefficient r · Exercise 10	Medium
130816	Linear Equations · Exercise 2	Medium
130817	Linear Equations · Exercise 3	Medium
130819	Linear Equations · Exercise 5	Medium
130822	The Regression Equation · Exercise 3	Medium
130824	Interpretation of Regression Coefficients: Elasticity and Logarithmic Transformation · Exercise 2	Medium
130830	Predicting with a Regression Equation · Exercise 3	Medium
130831	Predicting with a Regression Equation · Exercise 4	Medium
131921	Linear Equations · Exercise 13	Medium
131932	Prediction (Optional) · Exercise 1	Medium
131934	Prediction (Optional) · Exercise 3	Medium
131936	Prediction (Optional) · Exercise 5	Medium
131938	Prediction (Optional) · Exercise 7	Medium
131942	Prediction (Optional) · Exercise 11	Medium
131943	Prediction (Optional) · Exercise 12	Medium
131959	Outliers · Exercise 6	Medium