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Several years ago a well-known public official left Illinois and moved to Texas.  A local regional reporter...

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Statistics

Several years ago a well-known public official left Illinois andmoved to Texas.  A local regional reporter revealed bothhis regional chauvinism and his feelings about the official when heremarked that “on this occasion he raised the mean IQ in bothstates”.

Such a statistical change is possible. Explain how.

Considering this, and since the mean IQ of the US is the averageof the means of all the states, it appears that by a merereshuffling of populations between states, one could increase themean IQ of the U.S! Is this so? Explain.

Answer & Explanation Solved by verified expert
3.6 Ratings (468 Votes)
When the public official moved from Illinois to Texas it is possible that he raised the mean IQ in both states if the IQ of the public official is less than the mean IQ of Illinois but higher than the mean IQ of Texas This also implies that the mean IQ of Texas is lower than that of Illinois For example let us say there are    See Answer
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