POL-UA 800 Lecture Notes - Lecture 1: Kurtosis, Crop Yield, Skewness
25 Feb 2016
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7 e r c a r e p s e h s u b n l i l d e. 1000 crop yield in bushels/acre fertilizer in pounds/acre. 2 name: example - a study of how wheat yield (y) depends on fertilizer (x1) and rainfall (x2) log: /users/gizem/desktop/example. log log type: text opened on: 3 oct 2011, 16:04:20 describe. Min max fertilizer | 7 400 216. 0247 100 700 yield | 7 60 13. 84437 40 80 rainfall | 7 20 8. 164966 10 30 summarize yield, detail crop yield in bushels/acre. 99% 80 80 kurtosis 1. 859168 correlate yield fertilizer (obs=7) | yield fertilizer yield | 1. 0000 fertilizer | 0. 9195 1. 0000 correlate fertilizer yield (obs=7) | fertilizer yield fertilizer | 1. 0000 yield | 0. 9195 1. 0000. *bivariate regression of wheat yield on fertilizer application regress yield fertilizer. Model | 972. 321429 1 972. 321429 prob > f = 0. 0034. Residual | 177. 678571 5 35. 5357143 r-squared = 0. 8455.
