Teenagers make up a large percentage of the market for clothing. Below are data on running...

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Teenagers make up a large percentage of the market for clothing.Below are data on running shoe ownership in four world regions(excluding China). At Î± = .01, does this sample show thatrunning shoe ownership depends on world region?
Â Â RunningShoe Ownership in World Regions
Â Â Owned By U.S. Europe Asia LatinAmerica Row Total
Â Â Teens 80 89Â Â Â Â 69Â Â Â Â Â 65Â Â Â Â Â Â Â Â 303Â Â Â Â Â Â Â
Â Â Adults 20 11Â Â Â Â 31Â Â Â Â Â 35Â Â Â Â Â Â Â Â 97Â Â Â Â Â Â Â
Â Â
Â Â Col Total 100 100Â Â Â Â 100Â Â Â Â Â 100Â Â Â Â Â Â Â Â 400Â Â Â Â Â Â Â
Â Â
http://lectures.mhhe.com/connect/0077837304/Excel/Ch15/Running.xlsx
(a)
The hypothesis for the given issue is H₀:Age Group and World Region are independent.
Yes
No
(b)
Calculate the chi-square test statistic, degrees of freedom, andthe p-value. (Round your test statistic value to 2decimal places and the p-value to 4 decimalplaces.)
Â Â
Â Â Test statistic Â Â
Â Â d.f. Â Â
Â Â p-value Â Â
(c)
Find the critical value for chi-Square. Refer to the chi-squarehttp://lectures.mhhe.com/connect/0077837304/Images/appendixe.jpg
table. (Round your answer to 2 decimalplaces.)
Critical value Â Â
(d) We reject the nullhypothesis.
Yes
No

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4.3 Ratings (804 Votes)

Here we need to test if sample show that running shoe ownershipdepends on world regiona The hypothesis for the given issue is H0 Age Group and WorldRegionare See Answer

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Â Â RunningShoe Ownership in World Regions
Â Â Owned By	U.S.	Europe	Asia	LatinAmerica	Row Total
Â Â Teens	80	89Â Â Â Â	69Â Â Â Â Â	65Â Â Â Â Â Â Â Â	303Â Â Â Â Â Â Â
Â Â Adults	20	11Â Â Â Â	31Â Â Â Â Â	35Â Â Â Â Â Â Â Â	97Â Â Â Â Â Â Â
Â Â
Â Â Col Total	100	100Â Â Â Â	100Â Â Â Â Â	100Â Â Â Â Â Â Â Â	400Â Â Â Â Â Â Â
Â Â

Â Â
Â Â Test statistic	Â Â
Â Â d.f.	Â Â
Â Â p-value	Â Â