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woot woot woot woot
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Suppose the average size (in square feet) of homes in a certain region is 1996. Assume the variable is normally distributed with standard deviation 240. If a person in the region was intending to build a 2344 square foot home but downsized and built a 1840 square foot home, what was the change in percentile rank from the original plan to the actual home that was built?
 A.The change in percentile rank is 48.   
 B.The change in percentile rank is 19.   
 C.The change in percentile rank is 85.   
 D.The change in percentile rank is 67.   
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bio_manbio_man
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