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Unformatted text preview: schools at the 9-12 level. d. Make your graph for part (b) appear that there has been little change over time for all different levels of education. 2. (6 points) Problems: 4.3 by hand and on Excel 4.11 by hand 4.13 3. (5 points) Find some statistics for your favorite sport. This kind of data is readily available on the internet. Put the data into Excel and use it to compute the mean, variance, and standard deviation (there’s one Excel command that will give you all of this information and more). Print out the worksheet with the data and the summary statistics that you’ve computed. a. Assume that the distribution is symmetrical. Use the empirical rule to sketch the shape of the distribution. 4. (10 points) Problems: 4.37 by hand 4.53 in Excel 4.67 4.79 4.81...
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This note was uploaded on 04/20/2008 for the course STAT 1100 taught by Professor Chiappetta during the Spring '08 term at Pittsburgh.
- Spring '08