1 a type of structure of an organism or part of an organism in which a vertical cut through the axis in any of two or more planes produces two halves that are mirror images of each other.2  Compare bilateral symmetry. Trends. 2  a type of structure of an organism or part of an organism in which a vertical cut through the axis in any of two or more planes produces two halves that are mirror images of each other.
What distribution does X/(X+Y), follow, when X and Y are gamma distributed. Prove that the R.V is independent of (X+Y) up vote 0 down vote favorite. What distribution does the following r.v follow: X/(X+Y) Xâ¼Gamma(a,1) Yâ¼Gamma(b,1) and the variables are independent.
Our Strength is in Community. The Y is a nonprofit like no other. Thatâs because in 10,000 neighborhoods across the nation, we have the presence and partnerships to not just promise, but deliver, positive change. 1  The Y is community centered. 2  For nearly 160 years, weâve been listening and responding to our communities. 3  The Y brings people together.