Unformatted text preview: standard deviation values are farther from the mean and we also have an outliner for the mounded shaped graph. X = 108.5 and S=13.484. b) 98.5 % students have scores above 100. [p.46] 2.28 A) The distribution is extremely skewed right, which was the expected skew and it has an outlier. B) The numerical summary in the graphs distribution is skewed right. Since the data is skewed, we use the median to measure the center, which is 102.5. The spread is the interquartile range described in the graph since it is skewed. Using the information from the interquartile range, we see that the outlier is 598, which is also the maximum in the graph....
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- Fall '11
- Standard Deviation, Cynthia Olaoluwa