A study of 1252 consumers was conducted to examine online shopping habits during the winter holiday season. The cross-tabulation table below simulates results from a section of the study that focused on where consumers researched products and where they ended up purchasing the products.
a. Convert the cross-tabulation table to a joint probability table. Be sure to fll in the marginal values.
b. What percentage of consumers in the survey either purchased a product online or researched a product online or both?
c. What percentage of online purchasers did their research off-line?
d. Are research location and purchase location statistically independent?

  • CreatedJuly 16, 2015
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