1. Math
  2. Statistics And Probability
  3. you want to determine the proportion of american adult consumers...

Question: you want to determine the proportion of american adult consumers...

Question details
You want to determine the proportion of American adult consumers who
spent more money on Christmas gifts in 2015 than they did in 2014. Decide which of the four samples
below is most likely to be a representative sample, and explain why. Then explain why each of the other
three samples is not likely to be representative. [2 points]
a. All customers visiting the South Hills Mall in Pittsburgh between 10am and 2pm on a weekday
b. Every 100th customer visiting the South Hills Mall in Pittsburgh during all the hours it is open for
one whole week
c. All visitors to the website of a TV station in Pittsburgh
d. All attendees of a pro wrestling event at an auditorium in Pittsburgh.
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