In statistics, the coefficient of determination R2 is the proportion of variability in a data set that is accounted for by a statistical model. In this definition, the term variability is defined as the sum of squares. There are equivalent expressions for R2 based on an analysis of variance decomposition.
On average, an ostrich egg weighs about 1.4 Kg (3.1 pounds). On average, an ostrich egg weighs about 1.4 Kg (3.1 pounds).
Ostrich is the largest living bird in the world. An adult ostrich weighs up to 150 kilograms and has a maximum height of 6 feet. They also held the record of the fastest speed of any bird in the land and largest egg of any living birds.