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'. # 40 for Original 16/e, # 48 for Original 14/e, # 38 for Basic for a recent year, the mean fare to fly from

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'. # 40 for Original 16/e, # 48 for Original 14/e, # 38 for Basic for a recent year, the mean fare to fly from Charlotte, North Carolina, to Chicago, Illinois, on a discount ticket was $267. A random sample of 13 round-trip discount fares on this route last month gives: $321 $286 $290 $330 $310 $250 $270 $280 $299 $265 $291 $275 $281 At the .01 significance level, can we conclude that the mean fare has increased? What is the p-value

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