Intervalos de Confianza para respuesta media y predicción individual
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Intervalos de Confianza para respuesta media y predicción individual. Ejercicio realizado con base en los datos de Mendenhall y Sincich (2011) A Second Course in Statistics : Regression Analysis , Pearson

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Intervalos de confianza para respuesta media y predicci n individual

Intervalos de Confianza para respuesta media y predicción individual

Ejercicio realizado con base en los datos de Mendenhall y Sincich (2011)

A SecondCourse in Statistics: RegressionAnalysis, Pearson

http://media.pearsoncmg.com/ph/esm/statistics_datasets/menden_seccourse7e/Text.zip

ADSALES.TXT

clear

input x y

1 1

2 1

3 2

4 2

5 4

end

regress y x

twoway (lfit y x) (lfitci y x, stdp) (lfitci y x, stdf ciplot(rline)) (scatter y x, xlabel(,grid) ylabel(-2(1)6,grid) ytitle("y")), legend(off) saving("C:\DATA\fitCI.gph",replace)