Pam210_PS4_answer - PAM 210 Spring 2008 Professor Owens...

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Unformatted text preview: PAM 210 Spring 2008 Professor Owens Problem Set 4 The suggested solution 1. employment rate and % using food stamp 10 20 30 40 50 60 70 1 9 7 6 1 9 7 8 1 9 8 1 9 8 2 1 9 8 4 1 9 8 6 1 9 8 8 1 9 9 1 9 9 2 1 9 9 4 1 9 9 6 1 9 9 8 2 year percent employment rate using food stamp The employment rate was steadily increasing from 1976 to 1980, and then it was slightly decreasing from 1980 to 1983. The employment rate was steadily increasing again from 1983 to 2000 during which there was a slight decrease from 1990 to 1992 though. There was a decrease in food stamp participation from 1976 to 1978, and then it was increasing from 1978 to 1982. From 1982 to 1990, the participation rate was slightly decreasing. The participation was increasing again from 1990 to 1994, and then it was decreasing over time from 1994 to 2000. 2. Correlation coefficient r of the relationship between employment rates and food stamp participation is -0.33 [The average of employment rate is 61.1; the standard deviation of participation is -0....
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This note was uploaded on 02/10/2009 for the course PAM 210 taught by Professor Abdus,s. during the Spring '08 term at Cornell University (Engineering School).

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Pam210_PS4_answer - PAM 210 Spring 2008 Professor Owens...

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