getBeta {debest} | R Documentation |
Estimate parameters of the distribution of a*Beta(1, b) .
getBeta(x)
x |
- vector of real positive numbers. |
estimates of a and b. For a, it is the range of x. For b, two estimates are provided: the MLE, and the method of moment (matching mean).
Hong Zhang, Jie Pu, Shibing Deng, Satrajit Roychoudhury, Haitao Chu and Douglas Robinson. "Study Duration Prediction for Clinical Trials with Time-to-Event Endpoints Using Mixture Distributions Accounting for Heterogeneous Population", arXiv:2401.00540.
getBeta(as.numeric(dat_udca$entry.dt))