On a recent quiz, a class mean was 70 with a standard deviation of 2.8. Grading was done on a curve so the scores were roughly bell shaped. Calculate the z-score (to 2 decimal places) for a person who received a score of 78. z-score:
On a recent quiz, a class mean was 70 with a standard deviation of 2.8. Grading was done on a curve so the scores were roughly bell shaped. Calculate the z-score (to 2 decimal places) for a person who received a score of 78. z-score:
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 22SGR
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On a recent quiz, a class
z-score:
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