Lecture 14 - Misleading Correlations -smoking and grades:...

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Misleading Correlations -smoking and grades: negative relationship,more cigs, lower grades -salaries of presbyterian ministers in Mass. and average and price of rum in Havana - icecream sales in California and drowning deaths
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Misleading Correlations 1. For example, if researchers found a correlation between individuals' college grades and their income later in life, they might wonder whether doing well in school increased income.
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Misleading Correlations 1. In investigating the relationship between age and some physical characteristics of women, begin by measuring the angle of the feet in walking. You will find that the angle tends to be greater among older women. You might first consider whether this indicates that women grow older because they toe out, and you can see immediately that this is ridiculous. So it appears that age increases the angle between the feet, and-most women must come to toe out more as they grow older.
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Misleading Correlations 1. Children with longer arms reason better than those with
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This note was uploaded on 09/28/2010 for the course PSYCH 100A 328-304-20 taught by Professor Shams during the Spring '10 term at UCLA.

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Lecture 14 - Misleading Correlations -smoking and grades:...

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