After giving grade to a quiz Engr. Cruz announced to the class the mean score was 68 points with the standard deviation of 12 points. However, a student brought to his attention that one of the questions in the quiz was incorrect and impossible to solve. As a result Engr. Cruz agreed to add 10 points to the score of each student. Find the mean, the variance and the standard deviation of the new set of scores.
After giving grade to a quiz Engr. Cruz announced to the class the mean score was 68 points with the standard deviation of 12 points. However, a student brought to his attention that one of the questions in the quiz was incorrect and impossible to solve. As a result Engr. Cruz agreed to add 10 points to the score of each student. Find the mean, the variance and the standard deviation of the new set of scores.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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2. Kindly help me to answer this problem as soon as possible with complete solution.
![After giving grade to a quiz Engr. Cruz
announced to the class the mean score was
68 points with the standard deviation of 12
points. However, a student brought to his
attention that one of the questions
in the quiz was incorrect and impossible to
solve. As a result Engr. Cruz agreed to add 10
points to the score of each student. Find the
mean, the variance and the standard deviation
of the new set of scores.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F91dc29de-cc5c-4151-9125-073c9670f6f2%2F05863061-1e4f-4cd5-96bb-c90fd95a9cea%2F0v4j2ys_processed.jpeg&w=3840&q=75)
Transcribed Image Text:After giving grade to a quiz Engr. Cruz
announced to the class the mean score was
68 points with the standard deviation of 12
points. However, a student brought to his
attention that one of the questions
in the quiz was incorrect and impossible to
solve. As a result Engr. Cruz agreed to add 10
points to the score of each student. Find the
mean, the variance and the standard deviation
of the new set of scores.
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