Test 3 Review Topics

# Test 3 Review Topics - Terms and topics for MSIT 3000 Test...

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Terms and topics for MSIT 3000 Test 3 Chapter 6: Scatterplots, Correlation, Simple Linear Regression Interpret the value of the correlation: strength and direction of a relationship Predict when the correlation will be positive, negative or zero for certain situations, and when it is appropriate to calculate and use correlation. Correlation does not imply causation, no matter how strong the correlation Determine if conditions for linear regression are met Given the mean, standard deviation and correlation: find the equation of the best fitting line (calculate b 1 and b 0 ) Extrapolation should not be done (prediction outside the range of X-values) Given a regression equation, find a predicted value ( y ˆ ) Calculate and interpret a residual Calculate and interpret R 2 from R, or R from R 2 . Diagnose a residual plot against x-values to decide if a regression model is suitable Chapter 14: Inference for Regression Know the assumptions for linear regression models

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## This note was uploaded on 01/10/2012 for the course MIST 3000 taught by Professor Kim during the Fall '11 term at University of Georgia Athens.

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Test 3 Review Topics - Terms and topics for MSIT 3000 Test...

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