Figure 3. ((a), (b)): shows the probability density function of the normal-inverse Gaussian distribution mixture data in terms of three parameters μ, λ and σ

From

On Extended Normal Inverse Gaussian Distribution: Theory, Methodology, Properties and Applications

Bachioua Lahcene

American Journal of Applied Mathematics and Statistics. 2019, 7(6), 224-230 doi:10.12691/ajams-7-6-4