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Mathematical Problems in Engineering
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Mathematical Problems in Engineering
/
2020
/
Article
/
Fig 1
/
Research Article
Data Analysis of Step-Stress Accelerated Life Test with Random Group Effects under Weibull Distribution
Figure 1
Weights (
)
versus quadrature points (
x
) for 4 choices of
l
.
(a)
(b)
(c)
(d)