Lecture 5.doc
Premium

1 Page
85 Views
Unlock Document

Department
Political Science
Course
POL 51
Professor
Ben Highton
Semester
Spring

Description
41714Pol 51 Lecture 5An Alternative to XY A ConfoudingLurking VariableZ a third variable which is related to both X and Yexample if people with more cognitive ability are more likely to attend college and people with more cognitive ability are more likely Oif X and Y are correlated one reason X may not cause Y is that there may be a confounding variable ZZ is a confounding variable if a Z causes Y and b Z causes Xif Z is a confounding variable it may explain all or part of the correlation between X and Ythe solution in theoryto test for whether and to what extent another variable is confounding the correlation between X and Y we need to analyze cases where X varies but the potential confounding variable does notnotice this is a way to approximate the counterfactual condition We are trying to identify instances where X varies but other possible independent variables like Z Oexample withing some countries laws vary but culture does notthere is a correlation between election systems and womens representation in parliament however X changes but Z does not changecontinued support for causal hypothesis Summary Testing Expl
More Less

Related notes for POL 51

Log In


OR

Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


OR

By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.


Submit