Final exam 08

Final exam 08 - Dec. 11, 2008 Final ECON 240A-1 L. Phillips...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
Dec. 11, 2008 ECON 240A- 1 L. Phillips Final Answer all five questions 1. (30) Using Titanic3, the data set for Project 1, 809 people perished and 500 people survived for a total of 1309. Figure 1-1 is a plot of the histogram for fare, in pounds sterling, for the people who perished, and Figure 1-2 is a plot of the histogram for fare for the people who survived. 0 100 200 300 400 0 40 80 120 160 200 240 Series: FARE Sample 1 809 Observations 808 Mean 23.35383 Median 10.50000 Maximum 263.0000 Minimum 0.000000 Std. Dev. 34.14510 Skewness 4.248942 Kurtosis 24.56307 Jarque-Bera 18085.07 Probability 0.000000 Figure 1-1: Histogram of Fare, in Pounds Sterling, for People Who Perished
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Dec. 11, 2008 ECON 240A- 2 L. Phillips Final 0 50 100 150 200 250 0 50 100 150 200 250 300 350 400 450 500 Series: FARE Sample 810 1309 Observations 500 Mean 49.36118 Median 26.00000 Maximum 512.3292 Minimum 0.000000 Std. Dev. 68.64880 Skewness 3.518007 Kurtosis 19.73316 Jarque-Bera 6864.669 Probability 0.000000 Figure 1-2: Histogram of Fare, in Pounds Sterling, of People who Survived a. Looking at two measures of central tendency, does fare appear to distinguish the two groups, those who survived and those who perished? b. The statistics accompanying these two figures provide two separate measures of dispersion. Name these two measures and explain which you think is the most reliable and why that is the case. c.
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 5

Final exam 08 - Dec. 11, 2008 Final ECON 240A-1 L. Phillips...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online