The hardware and bandwidth for this mirror is donated by METANET, the Webhosting and Full Service-Cloud Provider.
If you wish to report a bug, or if you are interested in having us mirror your free-software or open-source project, please feel free to contact us at mirror[@]metanet.ch.

To cite the SGP package in publications use:

Betebenner DW, Van Iwaarden AR, Domingue B, Shang Y (2023). SGP: Student Growth Percentiles & Percentile Growth Trajectories.. R package version 2.1-0.0, https://sgp.io.

Corresponding BibTeX entry: 

  @Manual{,
    title = {{SGP}: Student Growth Percentiles \& Percentile Growth
      Trajectories.},
    author = {Damian W. Betebenner and Adam R. {Van Iwaarden} and
      Benjamin Domingue and Yi Shang},
    year = {2023},
    note = {R package version 2.1-0.0},
    url = {https://sgp.io},
  }

These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.