The weight gain of pigs under different diets with different nutrient content

The weight gain of pigs under different diets with different nutrient content in different periods is shown as the percentage of dm, cp, ee, cf, ash and nfe in the left to right column of the data, and the increase in the last column. The nutritional quantity in data1 is measured according to the total feed quantity of the five pigs during the 30-day nursery period, the nutritional quantity in data2 is measured according to the total feed quantity of the five pigs during the 60-day growing period, and the nutritional quantity in data3 is measured according to the total feed quantity of the five pigs during the 90-day fattening period. The result is an average increase of five pigs.<br>This data can help you practice algorithms such as linear regression.