Warranty database is used by the manufacturer for many purposes, for example, manufacturer can predict future claims and warranty costs; determine whether a recall, halt in production, or modification is necessary; ascertain whether product reliability is affected by the manufacturing process or usage environment; and compare failure rates among similar or competing products. This paper presents a brief survey of literature which are directed toward the analysis of warranty claim data. It emphasized on discussion of different kinds of warranty claims data selected from reviews and on comparison of the statistical models and methods used to analyze such data.
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