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Do People                Prefer Vans or                Converse?By Juan PerezSunny Saucedo
Vans• They were  founded in 1966• Brothers Paul Van  Doren and James  Van Doren  opened their first  store in Anaheim,  Ca...
Converse• Converse were  founded in  1908• Marquis Mills  Converse  opened his first  store in  Malden,  Massachusetts
Hypotheses• H₀: Gender and shoe preference are  independent• Hₐ: Not Independent
Which one do you prefer      (please circle one)        (circle one)       Male or Female
Chi-square Test                        22   observed expected          expected
Conditions• Random• Normal• independent
Vans     Converse totalMale     24       15       39         (19.5)   (19.5)Female   20       29       49         (24.5)  ...
Results ₂X =3.729P-Value = .05344DF= 1
Conclusions• We failed to reject the H₀• We cannot show that gender and shoe  preference are not independent
Potential Errors• Vans has a greater variety in styles• Converse have been around longer than Vans
The world may never know?By Juan PerezSunny Saucedo
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2012 AP Stats Project (3)

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This study, by Juan and Sunny, investigates the association between gender and shoe brand preference.

Published in: Education, Technology, Business
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2012 AP Stats Project (3)

  1. 1. Do People Prefer Vans or Converse?By Juan PerezSunny Saucedo
  2. 2. Vans• They were founded in 1966• Brothers Paul Van Doren and James Van Doren opened their first store in Anaheim, California
  3. 3. Converse• Converse were founded in 1908• Marquis Mills Converse opened his first store in Malden, Massachusetts
  4. 4. Hypotheses• H₀: Gender and shoe preference are independent• Hₐ: Not Independent
  5. 5. Which one do you prefer (please circle one) (circle one) Male or Female
  6. 6. Chi-square Test 22 observed expected expected
  7. 7. Conditions• Random• Normal• independent
  8. 8. Vans Converse totalMale 24 15 39 (19.5) (19.5)Female 20 29 49 (24.5) (24.5)Total 44 44 88
  9. 9. Results ₂X =3.729P-Value = .05344DF= 1
  10. 10. Conclusions• We failed to reject the H₀• We cannot show that gender and shoe preference are not independent
  11. 11. Potential Errors• Vans has a greater variety in styles• Converse have been around longer than Vans
  12. 12. The world may never know?By Juan PerezSunny Saucedo

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