Fiore
Most popular questions and responses by Fiore
Probability
Let T1,T2,…,Tn be i.i.d. observations, each drawn from a common normal distribution with mean zero. With probability 1/2 this normal distribution has variance 1, and with probability 1/2 it has variance 4. Based on the observed values t1,t2,…,tn, we
asked on April 8, 2015

math
Welcome ;)
posted on April 8, 2015 
math
The squared distance is sum of squares of difference of all coordinates. d^2 = (x1x2)^2 + (y1y2)^2 = (712)^2 + (45)^2, so... ;)
posted on April 8, 2015 
Chemistry
Ca2+ + CO3(2+) = CaCO3 (sediment)
posted on April 8, 2015 
Geometry
Triangles ABX and ACX are silimar (both have 90 degrees angle, while
posted on April 8, 2015