A study of all the students at a small college showed a mean age of 20.7 and
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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 both numbers with their appropriate symbol (such as x̅, μ, s, or s).
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Related Book For
Essential Statistics
ISBN: 9780134134406
2nd Edition
Authors: Robert Gould, Colleen N. Ryan, Rebecca Wong
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