Regression analysis: Simple Linear Regression Multiple Linear Regression
Présentation 2
1. DAIRY PRODUCTION TECHNOLOGY INTRODUCTION Though Sudan has huge animal resources among which 135 million heads of cattle , it has imported 43 thousand tones of powder and fresh milk during 2009 with the cost of $212 million . Some of the reasons mentioned for this is that cattle breeders are interested in quantity , rather than quality , of animals. Experts say that one of the problems encountering milk production in Sudan is movement of cattle from one area to another in search for pastures . Moreover, the kind of cattle in Sudan still gives less milk than the European (Friesian) type, in addition to manual means of milking cows .