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

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Basic Math

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 α = .01, does this sample show thatrunning shoe ownership depends on world region?

  RunningShoe Ownership in World Regions
  Owned ByU.S.EuropeAsiaLatinAmericaRow Total
  Teens8089    69     65        303       
  Adults2011    31     35        97       
  
  Col Total100100    100     100        400       
  

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.)

  
  Test statistic  
  d.f.  
  p-value  
(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  
(d)We reject the nullhypothesis.
Yes
No

Answer & Explanation Solved by verified expert
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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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