User contributions for Nicolette Young

12 January 2012

• 18:4618:46, 12 January 2012 diff hist −5,439 Template:Mle alta for ed →MLE Parameter Estimation
• 18:4618:46, 12 January 2012 diff hist −183 Template:Alta weibull distribution →Probability Plotting
• 18:4618:46, 12 January 2012 diff hist +6,895 N Template:Aw characteristics Created page with '===Characteristics=== The characteristics of the 2-parameter Weibull distribution can be exemplified by examining the two parameters, beta, <math>\beta ,</math> and eta, <math…'
• 18:4518:45, 12 January 2012 diff hist −6,873 Template:Alta weibull distribution →Characteristics
• 18:4418:44, 12 January 2012 diff hist +272 N Template:Aw frf Created page with '====The Failure Rate Function==== The 2-parameter Weibull failure rate function,<math>\lambda (T)</math> , is given by: ::<math>\lambda \left( T \right)=\frac{f\left( T \right…'
• 18:4418:44, 12 January 2012 diff hist −262 Template:Aw statistical properties summary →The Failure Rate Function
• 18:4418:44, 12 January 2012 diff hist +590 N Template:Aw reliable life Created page with '====The Reliable Life==== For the 2-parameter Weibull distribution, the reliable life, <math>{{T}_{R}}</math> , of a unit for a specified reliability, starting the mission at ag…'
• 18:4418:44, 12 January 2012 diff hist −570 Template:Aw statistical properties summary →The Reliable Life
• 18:4318:43, 12 January 2012 diff hist +876 N Template:Aw crf Created page with '====The Conditional Reliability Function==== The Weibull conditional reliability function is given by: ::<math>R(T,t)=\frac{R(T+t)}{R(T)}=\frac{{{e}^{-{{\left( \tfrac{T+t}{\eta…'
• 18:4318:43, 12 January 2012 diff hist −866 Template:Aw statistical properties summary →The Conditional Reliability Function
• 18:4318:43, 12 January 2012 diff hist +388 N Template:Aw cdf and rf Created page with '====The <math>cdf</math> and the Reliability Function==== The <math>cdf</math> of the 2-parameter Weibull distribution is given by: ::<math>F(T)=1-{{e}^{-{{\left( \tfrac{T}{…'
• 18:4318:43, 12 January 2012 diff hist −371 Template:Aw statistical properties summary →The cdf and the Reliability Function
• 18:4318:43, 12 January 2012 diff hist +267 N Template:Aw standard deviation Created page with '====The Standard Deviation==== The standard deviation, <math>{{\sigma }_{T}},</math> of the 2-parameter Weibull is given by: ::<math>{{\sigma }_{T}}=\eta \cdot \sqrt{\Gamma \…'
• 18:4318:43, 12 January 2012 diff hist −242 Template:Aw statistical properties summary →The Standard Deviation
• 18:4218:42, 12 January 2012 diff hist +192 N Template:Aw mode Created page with '====The Mode==== The mode, <math>\tilde{T},</math> of the 2-parameter Weibull is given by: <br> ::<math>\tilde{T}=\eta {{\left( 1-\frac{1}{\beta } \right)}^{\tfrac{1}{\beta }…'
• 18:4218:42, 12 January 2012 diff hist −181 Template:Aw statistical properties summary →The Mode
• 18:4218:42, 12 January 2012 diff hist +183 N Template:Aw median Created page with '====The Median==== The median, <math>\breve{T},</math> of the 2-parameter Weibull is given by: <br> ::<math>\breve{T}=\eta {{\left( \ln 2 \right)}^{\tfrac{1}{\beta }}}</math>…'
• 18:4218:42, 12 January 2012 diff hist −170 Template:Aw statistical properties summary →The Median
• 18:4118:41, 12 January 2012 diff hist +381 N Template:Aw mean Created page with '====The Mean or MTTF==== The mean, <math>\overline{T},</math> of the 2-parameter Weibull <math>pdf</math> is given by: <br> ::<math>\overline{T}=\eta \cdot \Gamma \left( \f…'
• 18:4118:41, 12 January 2012 diff hist −369 Template:Aw statistical properties summary →The Mean or MTTF
• 18:2918:29, 12 January 2012 diff hist +3,200 N Template:Aw statistical properties summary Created page with ' ===Statistical Properties Summary=== ====The Mean or MTTF==== The mean, <math>\overline{T},</math> of the 2-parameter Weibull <math>pdf</math> is given by: <br> ::<math>\o…'
• 18:1718:17, 12 January 2012 diff hist −3,163 Template:Alta weibull distribution →Statistical Properties Summary
• 18:1618:16, 12 January 2012 diff hist +14,686 N Template:Alta weibull distribution Created page with '==The Weibull Distribution== The Weibull distribution is one of the most commonly used distributions in reliability engineering because of the many shapes it attains for various …'
• 18:1618:16, 12 January 2012 diff hist −14,657 Distributions Used in Accelerated Testing →The Weibull Distribution
• 18:1518:15, 12 January 2012 diff hist +5,449 N Template:Mle alta for ed Created page with '==MLE Parameter Estimation== The parameters of the 2-parameter Weibull distribution can also be estimated using Maximum Likelihood Estimation (MLE). This log-likelihood function …'
• 18:1518:15, 12 January 2012 diff hist −5,430 Distributions Used in Accelerated Testing →MLE Parameter Estimation
• 18:1418:14, 12 January 2012 diff hist +6,882 N Template:Alta prob plotting of ed Created page with '==Probability Plotting== One method of calculating the parameter of the exponential distribution is by using probability plotting. To better illustrate this procedure, consider t…'
• 18:1418:14, 12 January 2012 diff hist −6,854 Distributions Used in Accelerated Testing →Probability Plotting
• 18:1318:13, 12 January 2012 diff hist +219 N Template:Alta exponential frf Created page with '====Failure Rate Function==== The exponential failure rate function is given by: <br> ::<math>\lambda (T)=\frac{f(T)}{R(T)}=\frac{\lambda {{e}^{-\lambda (T)}}}{{{e}^{-\lambda (T…'
• 18:1218:12, 12 January 2012 diff hist −195 Template:Alta statistical properties summary →Failure Rate Function
• 18:1218:12, 12 January 2012 diff hist +420 N Template:Alta exponential reliable life Created page with '====Reliable Life==== The reliable life, or the mission duration for a desired reliability goal, <math>{{t}_{R}}</math> , for the 1-parameter exponential distribution is given b…'
• 18:1218:12, 12 January 2012 diff hist −385 Template:Alta statistical properties summary →Reliable Life
• 18:1118:11, 12 January 2012 diff hist +610 N Template:Alta exponential conditional reliability Created page with '====Conditional Reliability==== <br> The conditional reliability function for the 1-parameter exponential distribution is given by: <br> ::<math>R(T,t)=\frac{R(T+t)}{R(T)}=\frac…'
• 18:1118:11, 12 January 2012 diff hist −565 Template:Alta statistical properties summary →Conditional Reliability
• 18:1118:11, 12 January 2012 diff hist +421 N Template:Alta exponential reliability function Created page with '====The Reliability Function==== The 1-parameter exponential reliability function is given by: <br> ::<math>R(T)={{e}^{-\lambda T}}={{e}^{-\tfrac{T}{m}}}</math> <br> This functio…'
• 18:1018:10, 12 January 2012 diff hist −380 Template:Alta statistical properties summary →The Reliability Function
• 18:0918:09, 12 January 2012 diff hist +207 N Template:Alta exponential sd Created page with '====The Standard Deviation==== The standard deviation, <math>{{\sigma }_{T}}</math> , of the 1-parameter exponential distribution is given by: <br> ::<math>{{\sigma }_{T}}=\fra…'
• 18:0918:09, 12 January 2012 diff hist −183 Template:Alta statistical properties summary →The Standard Deviation
• 18:0918:09, 12 January 2012 diff hist +146 N Template:Alta exponential mode Created page with '====The Mode==== The mode, <math>\tilde{T},</math> of the 1-parameter exponential distribution is given by: <br> ::<math>\tilde{T}=0</math> <br>'
• 18:0918:09, 12 January 2012 diff hist −121 Template:Alta statistical properties summary →The Mode
• 18:0918:09, 12 January 2012 diff hist +172 N Template:Alta exponential median Created page with '====The Median==== The median, <math>\breve{T}</math>, of the 1-parameter exponential distribution is given by: <br> ::<math>\breve{T}=\frac{1}{\lambda }0.693</math> <br>'
• 18:0918:09, 12 January 2012 diff hist −144 Template:Alta statistical properties summary →The Median
• 18:0818:08, 12 January 2012 diff hist +348 N Template:Alta exponential mean Created page with '====The Mean or MTTF==== The mean, <math>\overline{T},</math> or Mean Time To Failure (MTTF) of the 1-parameter exponential distribution is given by: <br> ::<math>\begin{align}…'
• 18:0818:08, 12 January 2012 diff hist −323 Template:Alta statistical properties summary →The Mean or MTTF
• 18:0718:07, 12 January 2012 diff hist +1,950 N Template:Characteristics of the exponential distribution alta Created page with '===Characteristics=== The characteristics of the 1-parameter exponential distribution can be exemplified by examining its parameter, lambda, <math>\lambda ,</math> and the effe…'
• 18:0718:07, 12 January 2012 diff hist −1,894 Template:Alta exponential distribution →Characteristics
• 18:0618:06, 12 January 2012 diff hist +2,590 N Template:Alta statistical properties summary Created page with '===Statistical Properties Summary=== ====The Mean or MTTF==== The mean, <math>\overline{T},</math> or Mean Time To Failure (MTTF) of the 1-parameter exponential distribution is…'
• 18:0618:06, 12 January 2012 diff hist −2,550 Template:Alta exponential distribution →Statistical Properties Summary
• 18:0418:04, 12 January 2012 diff hist +5,550 N Template:Alta exponential distribution Created page with '==The Exponential Distribution== <br> The exponential distribution is a very commonly used distribution in reliability engineering. Due to its simplicity, it has been widely emp…'
• 18:0418:04, 12 January 2012 diff hist −5,517 Distributions Used in Accelerated Testing →The Exponential Distribution