O‘zbеkiston rеspublikasi oliy va o‘rta maxsus ta'lim vazirligi toshkеnt davlat iqtisodiyot univеrsitеti

Chapter 6. Factoral models 58
6.1. Simple factoral models 58
6.2. Features of random variables 59
6.3. Full specification of regression models 60
6.4. Actual and Fitted values of regression 62
6.5. Exponential method based on time series data 63
Summary 65
Questions for Review 66
Recommended Literature 66
Chapter 7. Covariance, variance and correlation 68
7.1. Covariance Rules 68
7.2. Sample covariance and variance Rules 72
7.3. Covariance rules: example 76
7.4. Other means of sample covariance 84
Summary 86
Questions for Review 86
Recommended Literature 87