Wednesday, May 23, 2012
Applications of Auto correlations
One application of autocorrelation is the measurement of optical spectra and the measurement of very-short-duration light pulses produced by...
What is Statistic?
A statistic (singular) is a single measure of some attribute of a sample (e.g. its arithmetic mean value). It is calculated by applying a ...
Monday, May 21, 2012
Quantities derived from the survival distribution
Future lifetime at a given time is the time remaining until death, given survival to age . Thus, it is in the present notation. The e...
Hazard function and cumulative hazard function
The hazard function , conventionally denoted , is defined as the event rate at time t conditional on survival until time t or later (t...
Survival analysis
Survival analysis is a branch of statistics which deals with death in biological organisms and failure in mechanical systems. This topic is...
Moment-generating function
In probability theory and statistics, the moment-generating function of a random variable is an alternative specification of its probabili...