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Stat113hw#2

# Stat113hw#2 - BDV-97-39 Phone Calls Answer The mean is 13...

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Quainat Zaman February 9, 2011 Section 5 HOMEWORK Chapter 3 WE7-80-102 The Great White Shark Answer : The distribution is skewed to the right even though it appears to be almost perfectly symmetrical due to its bell shaped curve. M11-36-15: Best-Paid CEOs Answer : According to the bar graph, the best paid CEOs are those who have a high learning degree of MBA, so that means that the majority of high paid CEOs are well educated.

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Chap 4 AS2-56-41 Canadian Income Answer : Since the median income is about 58,000 and the mean is about 76,000, I would predict that the distribution would be skewed to the right.
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Unformatted text preview: BDV-97-39 Phone Calls Answer : The mean is 13 cents, the median is 9 cents and the standard deviation is 16 cents. The more appropriate measure for this set of data is the use of the interquartile range since there is little standard deviation. The spread of this graph is small, meaning that there are small differences in the data set and I would not consider any of the costs outliers because of the similarity. The graph is skewed to the right and overall, Net2Phone’s rates are pretty uniform. I was also a little bit confused about the IQR....
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Stat113hw#2 - BDV-97-39 Phone Calls Answer The mean is 13...

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