The statistical quantities average value and root-mean-square value can be applied to any distribution. Figure P18.82 shows

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The statistical quantities €œaverage value€ and €œroot-mean-square value€ can be applied to any distribution. Figure P18.82 shows the scores of a class of 150 students on a 100-point quiz.

(a) Find the average score for the class.

(b) Find the rms score for the class.

Figure P18.82

Number of students 25 20 15 10 Score 10 20 30 40 50 60 70 80 90 100

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University Physics with Modern Physics

ISBN: 978-0133977981

14th edition

Authors: Hugh D. Young, Roger A. Freedman

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Question Posted: Oct 30, 2018 12:34 PM

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The statistical quantities average value and root-mean-square value can be applied to any distribution. Figure P18.82 shows

Question:

Number of students 25 20 15 10 Score 10 20 30 40 50 60 70 80 90 100

Step by Step Answer:

IDENTIFY and SET UP With the multiplicity of each score denoted by ni the average score ...View the full answer

University Physics with Modern Physics

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