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A soft-drink manufacturer wishes to see if a new formulation is acceptable to the general public. They set up a tasting booth at one local hockey...
A soft-drink manufacturer wishes to see if a new formulation is acceptable to the general public. They set up a tasting booth at one local hockey rink with the old formulation. The manufacturer also sets up a tasting booth at a curling rink with the new formulation. Which of the following is correct? a) The sample may be biased because people who attend hockey or curling rinks may not be a random sample of the population.b) As long as we get more than 1000 people to taste the product, the results will not be biased.c) As long as the sample size is large enough, people will randomize themselves to the hockey or curling rink.d) This is a matched paired experiment because we paired respondents from the hockey rink and the curling rink.
