A forester measures 100 needles off a pine tree and finds = 3.1 centimeters and s =

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A forester measures 100 needles off a pine tree and finds = 3.1 centimeters and s = 0.7 centimeter. She reports that a 95% confidence interval for the mean needle length is

(a) Is the statement correct?
(b) Does the interval (2.96, 3.24) cover the true mean? Explain.

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Statistics Principles And Methods

ISBN: 9780470904114

7th Edition

Authors: Richard A. Johnson, Gouri K. Bhattacharyya

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Question Posted: Apr 19, 2016 10:55 AM

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A forester measures 100 needles off a pine tree and finds = 3.1 centimeters and s =

Question:

0.7 100 to 3.11.960.7 or (2.96, 3.24) + 1.96 /100

Step by Step Answer:

a Correct b We will never know whether the ...View the full answer

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