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The two-way table below cross-tabulated the 1000 birth records by whether they had low birth we and the smoking status of the moms. nonsmoker smoker Sum Birthweight low not low 92 18 110 Sum 781 873 108 126 889 999 The 2-way table above only includes 999 births rather than 1000 since one of the birth records has mother's smoking status missing.

The two-way table below cross-tabulated the 1000 birth records by whether they had low birth we and the smoking status of the moms. nonsmoker smoker Sum Birthweight low not low 92 18 110 Sum 781 873 108 126 889 999 The 2-way table above only includes 999 births rather than 1000 since one of the birth records has mother's smoking status missing.

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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Test whether babies born to smoking moms had a higher percentage of having low birth weights than
those born to non-smoking moms. 
a. check the conditions required to conduct the test,
b. state the hypotheses,
c. calculate the test statistic,
d. report P -value and make a conclusion at significance level α = 0.05.
Please ignore the case that the mother’s smoking habit is missing.

The two-way table below cross-tabulated the 1000 birth records by whether they had low birth weights and the smoking status of the moms. nonsmoker smoker Sum Birthweight low not low 92 18 110 Sum 781 873 108 126 889 999 The 2-way table above only includes 999 births rather than 1000 since one of the birth records has mother's smoking status missing. Test whether babies born to smoking moms had a higher percentage of having low birth weights than those born to non-smoking moms. Please
Transcribed Image Text:The two-way table below cross-tabulated the 1000 birth records by whether they had low birth weights and the smoking status of the moms. nonsmoker smoker Sum Birthweight low not low 92 18 110 Sum 781 873 108 126 889 999 The 2-way table above only includes 999 births rather than 1000 since one of the birth records has mother's smoking status missing. Test whether babies born to smoking moms had a higher percentage of having low birth weights than those born to non-smoking moms. Please
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