APPLIED STAT.IN BUS.+ECONOMICS
APPLIED STAT.IN BUS.+ECONOMICS
6th Edition
ISBN: 9781259957598
Author: DOANE
Publisher: RENT MCG
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Chapter 15, Problem 5CR

a.

To determine

State the hypothesis for GOF test.

b.

To determine

Explain how a chi-square GOF test is carried out in general.

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Nonparametric: A small study is conducted to compare birth weight in babies born to mothers who do not smoke to those that smoke more than 2 pack/day. Is there a significant difference between birth weights due to maternal smoking status? Use the Mann-Whitney U test with a 5% level of significance. What is U1 (non-smokers)? Birth weights of infants in two groups of mothers. (Observed data) Heavy Smokers (21/2 pack/day) Nonsmokers 8.6 7.0 8.5 5.2 6.3 6.1 9.3 6.7 8.0 6.6 6.8 7.4 4.9 6.3

Chapter 15 Solutions

APPLIED STAT.IN BUS.+ECONOMICS

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Chi Square test; Author: Vectors Academy;https://www.youtube.com/watch?v=f53nXHoMXx4;License: Standard YouTube License, CC-BY