A Gallup poll conducted in 2011 asked respondents why they would not consider buying a hybrid car for their next purchase. The results are shown in the following table. Suppose Toyota would like to confirm these results with its own survey, so the company asked 300 people the same question. The results of Toyota’s survey are also shown in the following table:
a. Using α = 0.05, determine if the observed frequencies in the Toyota survey are consistent with the results from the Gallup poll.
b. Determine the pvalue using Excel and interpret its meaning.

  • CreatedJuly 28, 2015
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