In Texas in 2010, the average critical reading SAT score was 484. Assume that the standard deviation
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In Texas in 2010, the average critical reading SAT score was 484. Assume that the standard deviation is 100 and that SAT scores are normally distributed. Include an appropriately labeled and shaded Normal curve for each part.
a. What percentage of SAT takers in Texas scored between 400 and 500?
b. What percentage of SAT takers in Texas scored between 500 and 600?
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Related Book For
Introductory Statistics Exploring The World Through Data
ISBN: 9780321978271
2nd Edition
Authors: Robert Gould, Colleen Ryan
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