Fig. 5
From: A software reliability model for open source big data systems based on Weibull–Weibull distribution

95% confidence interval for the proposed model using 100% of DS1 and DS2, respectively. (a–f) represents that 95% confidence interval for the PM using 100% of DS1-1, DS1-2, DS1-3, DS2-1, DS2-2 and DS2-3, respectively.