Questions related to statistics in the media
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votes
0answers
37 views
Media or market mix modeling?
Can anyone tell me how to build media mix model? Is it similar to market mix model?
What are the steps and variables in the model? If I want to build in SAS which procedure should I use?
20
votes
3answers
1k views
Why law of large numbers does not apply in the case of Apple share price?
Here is the article in NY times called "Apple confronts the law of large numbers". It tries to explain Apple share price rise using law of large numbers. What statistical (or mathematical) errors does ...
27
votes
2answers
17k views
How exactly does one “control for other variables”?
Here is the article that motivated this question: Does impatience make us fat?
I liked this article, and it nicely demonstrates the concept of “controlling for other variables” (IQ, career, income, ...
5
votes
4answers
872 views
How to interpret the margin of error in a poll?
Recently the media reported on a political poll that stated that "46% of Republican voters in Mississippi think that interracial marriage should be illegal". One example story (of many around the ...
8
votes
4answers
377 views
Can one leave out data from research because it is not significant?
I've encountered this sentence while reading an article on sciencemag.org.
In the end, responses from just 7600 researchers in 12 countries were included because the remaining data were not ...
16
votes
3answers
384 views
Equations in the news: Translating a multi-level model to a general audience
The New York Times has a long comment on the 'value-added' teacher evaluation system being used to give feedback to New York City educators. The lede is the equation used to calculate the scores - ...
16
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1answer
1k views
Article about misuse of statistical method in NYTimes
I am referring to this article: http://www.nytimes.com/2011/01/11/science/11esp.html
Consider the following experiment. Suppose there was reason to believe that a coin was slightly weighted toward ...
