Name: Water Data


Abstract: This study was designed to reveal whether or not college-aged adults can differentiate between bottled and tap water.  The data was collected by surveying 93 Hope College students from College East Apartments and giving them a blind taste test.


Variables (column):

  1. Group (1-4)
  2. Order (of the samples)
  3. Sample (number)
  4. Gender (0=Female, 1=Male)
  5. Growing Up (1=Well Water, 2=City Water, 3=Bottled Water)
  6. Preference (1=Well Water, 2=City Water, 3=Bottled Water)
  7. Quantity (of water consumed in a typical week)
  8. Preference After (0=Tap Water, 1=Bottled Water)
  9. Guess (0=No, 1=Yes)
  10. Container (0=Paper, 1=Plastic)

Possible Uses: 1-Proportion Z-Test


References: Stats 312, Spring of 2008