A student has taken a 35-point exam and wants to know how his score of 30 compares

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A student has taken a 35-point exam and wants to know how his score of 30 compares to the scores of the other students in the class. The mean and standard deviation of the exam scores are 25 and 4, respectively. Calculate the z-score for this student’s score.

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Introduction To Probability And Statistics

ISBN: 9780357114469

15th Edition

Authors: William Mendenhall Iii , Robert Beaver , Barbara Beaver

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