x – mean
x P x np x P x x P x npq x P x npq
X f
X = X1 + . . . + Xn.
X 1
X - York University
x - Yogesh Uppal
X - WordPress.com
x - Wiserd
X - Webster in china
x - USC Upstate: Faculty
X - The Fenyo Lab
X - Studentportalen
x - School of Environmental and Forest Sciences
X - rci.rutgers.edu
x - PRCACalculus
x - People Server at UNCW
x - ncert
X - Mags Maths
x - LPS
