A recent national report states the marital status distribution of the male population age 18 or...

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A recent national report states the marital status distribution of the male population age 18 or older is as follows: Never M

math Statistics-And-Probability

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Answer 1

Answer #1

using minitab>stat>tables >chi square

we have

Chi-Square Goodness-of-Fit Test for Observed Counts in Variable: Frequency

Using category names in outcome

Test Contribution
Category Observed Proportion Expected to Chi-Sq
Never Married 578 0.323 572.356 0.05566
Married 990 0.549 972.828 0.30311
Widowed 45 0.021 37.212 1.62993
Divorced 159 0.107 189.604 4.93979

N DF Chi-Sq P-Value
1772 3 6.92849 0.074

a )

outcome	Frequency	Expected Frequency
Never Married	578	572
Married	990	973
Widowed	45	37
Divorced	159	190

b ) we will use chi square test for goodness of fit

c )Ho:The distribution of maritial status in California is same as it is nationality

Ha:The distribution of maritial status in California is not same as it is nationality

d )the degree of feredom = 3

e ) the value of test stat = 6.929

f )the p value =0.0740

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Answer 2

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