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9.1

9.1

MATLAB: An Introduction with Applications
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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9.1
Section Exercises Section 9.1 9.1 9.2 9.3 Ages A study of all the students at a small college showed a mean age of 20.7 and a standard deviation of 2.5 years. a. Are these numbers statistics or parameters? Explain. b. Label bot numbers with their appropriate symbol (such as x, μ, s, or o). Units A survey of 100 random full-time students at a large university showed the mean number of semester units that students were enrolled in was 15.2 with a standard deviation of 1.5 units. a. Are these numbers statistics or parameters? Explain. b. Label both numbers with their appropriate symbol (such as x, u, s, or o). Exam Scores The distribution of the scores on a certain exam is N(80, 5) which means that the avam ceoros are Normally distributed with 80 Aa 488 W
Transcribed Image Text:Section Exercises Section 9.1 9.1 9.2 9.3 Ages A study of all the students at a small college showed a mean age of 20.7 and a standard deviation of 2.5 years. a. Are these numbers statistics or parameters? Explain. b. Label bot numbers with their appropriate symbol (such as x, μ, s, or o). Units A survey of 100 random full-time students at a large university showed the mean number of semester units that students were enrolled in was 15.2 with a standard deviation of 1.5 units. a. Are these numbers statistics or parameters? Explain. b. Label both numbers with their appropriate symbol (such as x, u, s, or o). Exam Scores The distribution of the scores on a certain exam is N(80, 5) which means that the avam ceoros are Normally distributed with 80 Aa 488 W
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