Enhancing the Nutrition Sensitivity of Agriculture and Food Systems: What Has Been Done, and What
Needs to be Done?
Stuart Gillespie, Senior Research Fellow, PHND, IFPRI, United Kingdom
Enhancing the Nutrition Sensitivity of Agriculture and Food Systems: What Has Been Done, and What
Needs to be Done?
Stuart Gillespie, Senior Research Fellow, PHND, IFPRI, United Kingdom
7. Tale retta è detta retta di regressione di Y
rispetto ad X ha i coefficienti a e b pari a:
a = E(Y) - bE(X)
cov(XY) E(XY) – E(X) E(Y)
b= =
Var (X) E(X2) – (E(X))2