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Old 14th August 2008, 06:52 PM   #285 (permalink)
freyar
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Quote:
Originally Posted by Vocenoctum View Post
Just to be clear, you use the word "accuracy", but that's not true. The "math is simpler" with a smaller percentage simply because those polls have a bigger margin of error. A larger percentage poll is more accurate due to a smaller margin of error, but then the m-o-e must be calculated with more complexity.

There is no margin of error in the EN poll, and it's not a representative sample or a valid poll for any use other than "hey, I was just curious". The fact that Drader's remarks are basically "I know internet polls are invalid, but this one proves I'm right!" is all I'm commenting on.

Either way, a smaller margin of error means more accuracy. A larger percentage of the base will result in a smaller margin of error and more accurate results, but the math will be more complicated.
Absolutely correct. However, beyond a certain point (IIRC from statistics class, around 100 respondents), you really get diminishing returns from increasing sample size until you get to a significant portion of the population. The problem with the EN World polls is not sample size but that they are self-selected samples of convenience.
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