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).
An average egg is about 15 cm long, 12 cm wide and weighs about 1.5 kg. Although the shell is only 2 mm thick, the egg can sustain a weight of up to 120 kg.Source(s): http://www.southafrica-travel.net/eastca...ach is about six inches long and weighs up to 2Â½ pounds. That's 24 chicken eggs in volume. The shell is 0.06 of an inch thick (the diameter of a pinhead) but can support the weight of an adult human.