Warranty Analysis Non-Repairable Items - WA-NRI

Warranty Analysis Non-Repairable was developed to analyze warranty return data in a Nevada Chart format. This module allows you to perform Life Data Analysis and determine the reliability distribution based in the warranty return data allowing for Warranty Forecast.

Contents

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Data Type Entry

Nevada Chart

Periods Options

Months
Days
Years
Numbers

Life Distributions

Weibull 2 Parameters
Weibull 3 Parameters
Mixed Weibull with 2 Populations
Mixed Weibull with 3 Populations
Exponential
Normal
Lognormal

Parameter Estimation Methods

MLE
RRX
RRY

Reliability Plots

Probability of Failure vs. Time (distribution paper)
Reliability vs. Time
Probability of Failure vs. Time
Pdf vs. Time
Failure Rate vs. Time
Histogram
Contour Plot
Optimum Replacement Interval Plot

Optimum Inspection Interval Plot

Reliability Calculations

R(t) - Reliability
F(t) - Probability of Failure
R(T/t) - Conditional Reliability
F(T/t) - Conditional Probability of Failure
BX Life
T(R) - Reliable Life
Mean Life
l(t) - Failure Rate
Parameter Bounds
Optimum Replacement Interval

Optimum Inspection Interval

Confidence Bounds

Methods: Fisher Matrix / Likelihood Ratio
Confidence Level
Confidence Bounds: Two Sided / Top One-Sided / Bottom-Sided

Other Features

Warranty Forecast Chart
Warranty Forecast Plot
Best Fit - Guide you to choose the best distribution for the dataset
Report - All results and reliability plots in one page
Allow analyze several different items in one analysis
Allow send analysis to other users (R4All and External)