Downloaded from https://www.everyspec.com AMCP 706.1W palm (/ ;sa) pm! of the Poisson distribu- o * scale parameter; producer tion (mcari is p) risk pmf probability mass function shape parameter; consumer rink A PP - plotting position r - gamma f anctIon r number of failures 8 * a difference associated with R uanSf a sample, see par.
2-9 a- Implies the word "statisti- - standard s-normal variate cal(ly)", or Implies that the technical statistical deflni- - coefficient of variation, tion in intended tather than * definitIon 9 - exponential scale parameter; I * 52 * SS/v, variance estimate - rata parameter; * S 1 * I/N, basic plotting position, rate the ordinary dictionary u - mean; also location-pars- I Sf * Survivor function, meter of a-normal distribu. Sf rFmXx tion SS - sum of squares - depees of freedom I a time; time-to-failure; p - linear correlation coemcient Student t variable see par 2-5 - standard deviation; also T - total test time scale-parameter of a-normal distribution Var (.
* Variance, square of standard deviation - fraction of mission time, see Eq. 2.68 weif (U; 0) - Cdf of the standard Welbull distribution (shape parameter x 2 * a random variable which Is 3) baa the chi-square distribu- tion x * random variable 4 *aamoux 2 ,butimpliesthe - mean of a sample of x's associated degrees of freedom K 2 see Eqs. 2-43 and 2-44 a same u 4, but also implies the probability (Cdl) as- y * a linear Function of x, see soclated with that value of