6th Edition

ISBN: 9781259957598

Author: DOANE

Publisher: RENT MCG

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A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

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Textbook Question

Chapter 9.6, Problem 47SE

May normality of the sample proportion p be assumed? Show your work.

H₀: π = .30 versus H₁: π ≠ .30, n = 20

H₀: π = .50 versus H₁: π ≠ .05, n = 50

H₀: π = .10 versus H₁: π ≠ .10, n = 400

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Chapter 9.6, Problem 46SE

Chapter 9.6, Problem 48SE

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Chapter 9 Solutions

APPLIED STAT.IN BUS.+ECONOMICS

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May normality of the sample proportion p be assumed? Show your work. H 0 : π = .30 versus H 1 : π ≠ . 30 , n = 20 H 0 : π = .50 versus H 1 : π ≠ . 05 , n = 50 H 0 : π = .10 versus H 1 : π ≠ . 10 , n = 400

Solution Summary: The author explains that the normality of the sample proportion cannot be assumed since npi _0 is not greater than 10.

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Chapter 9 Solutions