13_InferenceD_handout

13_InferenceD_handout - Inference IV: Prediction 73-261...

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Inference IV: Prediction 73-261 Econometrics September 22 Wooldridge 6.4 p. 2 © CMU / Y. Kryukov 73-261 1.3 Inference IV: Prediction Announcements Homework #3 due now Homework #4 due next Tuesday @5pm Blackboard’s Digital Dropbox Paper version at professor’s office TA office hours: Monday & Thursday 5-6pm #308 (TA’s office) Next week Monday = review Wednesday = midterm p. 3 © CMU / Y. Kryukov 73-261 1.3 Inference IV: Prediction Recap of the F-test Hypotheses H : β m = 0 and β m +1 = 0 and … and β m+q − 1 = 0 H 1 : β m ≠ 0 or β m +1 ≠ 0 or … or β m+q − 1 ≠ 0 H 1 : at least one variable is meaningful Interpretation of test statistic Increase in RSS / original RSS Loss of explanatory power (goodness of fit) caused by the restriction 1 ˆ − − − = k N q RSS RSS RSS F ur ur r p. 4 © CMU / Y. Kryukov 73-261 1.3 Inference IV: Prediction Review & plan Up to now: hypothesis testing Test statistic = function of Its distribution ⇐ H and distribution of Reject H if it’s outside the confidence interval Today: Prediction – What is y if x =...
View Full Document

This note was uploaded on 01/21/2011 for the course ECON 73-261 taught by Professor Kyrkv during the Fall '09 term at Carnegie Mellon.

Page1 / 14

13_InferenceD_handout - Inference IV: Prediction 73-261...

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online