Tamilnadu Samacheer Kalvi 12th Economics Notes Chapter 12 Introduction to Statistical Methods and Econometrics Notes
→ First Part deals with meaning of statistics, nature, type and scope.
→ Brief information about the data, data source and its kinds are given in the second part.
→ The third part of this chapter explains correlation V’ which measures the strength and direction of the linear association between two quantitative variables x and y.
→ The fourth section depicts regression.
→ The last part of this chapter introduces Econometrics.
→ Next the organizational structure of Indian statistical system is given in a gist.