HUM 111 Week 8 DQ 4 - study. There may be a relationship...

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Errors that affect validity are much harder to discern unless you are privy to the inside information of everything that went on in the process. If I conduct a study and report that of 15,000 people contacted, the King's approval rate is at 100%, which is the TRUTH of the matter. However, if you dig into it, I may have only contacted the 15,000 members of the King's family and closest supporters from his home town, which calls the validity into account. Another validity error is when you draw a correlation when there isn't one. If you push 10,000 people off a cliff, and when they are 3' from the bottom you snap them in the butt with a rubber band, you note that 100% of them died. A validity error would be to say that if you snap a person in the butt with a rubber band, they will die because of the correlation shown in your
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Unformatted text preview: study. There may be a relationship (all the dead bodies had a tiny bruise on their butt), but it isn't a cause/effect correlation. Truth errors are like when a bill goes before Congress that will give lots of money to blind nuns and orphans - and make it legal to gouge out people's eye on the street. A political advert will say, "My opponent voted to deny nuns and orphans the money they need!!!" which is a truth error. Yes, he may have voted against it - but to prevent people from losing eyeballs. Don't laugh at this example - it happens ALL the time in the US!! Present debates that have similar arguments are global warming, crime rates and recidivism (breaking the law again), and just about anything regarding the President of the US (no matter who it is!)....
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This note was uploaded on 11/22/2011 for the course HUM 111 111 taught by Professor Nazaire during the Spring '11 term at University of Phoenix.

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