A recent poll by the Web page weloveanycar.com asked respondents, ?Would you consider buying a totally electric car with a range of 300 miles to one charge?? The results are shown in the following table. Suppose Mercedes would like to confirm these results with its own survey, so the company asked 300 people the same question. The results of Mercedes? survey are also shown in the following table:

a. Using ? = 0.05, determine if the observed frequencies in the Mercedes survey are consistent with the results from the poll.

b. Determine the p-value using Excel and interpret its meaning.

Transcribed Image Text:

Reason Gallup Poll (%) Mercedes Yes 14 29 I'd really give it some thought 26 71 Not sure 18 60 No, I don't think so 28 93 Never 11 26 I don't know 3 21 Total 100 300