Assignment 2 solution

# Assignment 2 solution - Assignment 2 Question#1(Keller 2.48...

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Assignment 2 Question #1 (Keller, 2.48) The graph tells me that the majority of the 200 people who were sampled felt that the food at the Yankee Stadium concession stand was ‘good’, forty-six percent to be exact. The second highest frequency was the people who rated the food as ‘fair’. Also, only 12% rated the food as being better than ‘good’, whilst 42% of the sample size thought that the food was less than ‘good’. Overall, the bar graph shows me the distribution of the ordinal data among each of the five categories. Question #2 (Keller, 2.50) Question #3 (Keller, 3.96) According to the two graphs in the previous page, the trend of both the number of fatal accidents and passenger deaths seems to decreasing in the time period of 1986 to 2007. The number of fatal accidents has reduced at a more gradual and linear rate, barring the hike of accidents from around 2003 to 2006. On the other hand, the graph of the number of passenger deaths is far more volatile during the given time period; however, one can see that that there is a weak decreasing trend in the time span. Hence, I would agree that airline travel has become safer, according to the twenty-one years of data presented above. Question #4 (Keller, 3.98) Looking at the histogram shown above, it is clear that the data is positively-skewed. This means that the majority of the sample size tends to have shorter stays at an art exhibition. Almost 91% of the people surveyed stayed 80 minutes or shorter. Therefore, I believe that the museum management should institute the ticket procedure of letting in larger audiences for their

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• Fall '12
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