i am optimizing a nanoemulsion using 3^2 factorial design. I AM NOT VERY CLEAR WITH Multiple Rregression Equation and how to dvelope it from the response obtained from 2 independent varibles at 3 lavels...pls help me its essential for my reserch work.
ya i hav the data as coded as, -1,0,+1.i gone for preepration of 9 formulation . even i got the response by running the evalation study of my formulation . my quesion how to get it as equation y= b0+ b1.x1^2 +b2.x2^2+ ......... . i just wana lern the way to calculate the value of these. if u have any article or jouranal .plz sent to me.
beta_hat=(X'X)^(-1) X'y
you can see from "Design and analysis of experiments
Low cost statistical data analysis service for student and researcher.
http://www.rdatascientists.com/p/data-analysis-service.html
- Badges
- Science topic
- Similar topics
- Mathematics
- Statistics