On an auto mechanic aptitude test, the mean score is 270 points and the standard deviation is
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On an auto mechanic aptitude test, the mean score is 270 points and the standard deviation is 35 points.
(a) If a student has a standardized score of 1.9, how many points is that?
(b) If a student has a standardized score of –0.25, how many points is that?
(c) Assuming the scores follow a normal distribution, what is the probability that a student will get between 200 and 340 points?
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Related Book For 
Understandable Statistics Concepts And Methods
ISBN: 9780618986927
9th Edition
Authors: Charles Henry Brase, Corrinne Pellillo Brase
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