Correlation and causation
Cartoons
Videos
- Against All Odds: Inside Statistics Video 9: Correlation.
Find out how to derive the correlation coefficient and to interpret
it, using the relationship between a baseball player's salary and his
home-run statistics as one example. A study of identical twins
further illustrate correlation concepts. (28:52 mins.) Video available
in Main Office and from Penn State AVS.
- Against All Odds: Inside Statistics Video 10: Multidimensional
Data Analysis. The program recaps the presentation of data analysis
by showing the use of computing technology and a case study at Bell
Communications Research. A study on environmental stresses in
the Chesapeake Bay demonstrates the value of statistical principles.
(28:46 mins.) Video available in Main Office and from Penn State
AVS.
- Against All Odds: Inside Statistics Video 11: The Question
of Causation. Observed association may or may not represent causation.
The relationship between smoking and lung cancer is examined.
A study of admissions data illustrates Simpson's paradox. (28:52
mins.) Video available in Main Office and from Penn State AVS.
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