Mark A Jack has successfully completed with distinction a 4 week online non-credit course in R Programming authorized by Johns Hopkins University and offered through Coursera. The certificate verifies Mark's identity and participation in the course, though it does not confer academic credit or official status at Johns Hopkins University.

1. MAY 12, 2015
Mark A Jack
R Programming
a 4 week online non-credit course authorized by Johns Hopkins University and offered through
Coursera
has successfully completed with distinction
Jeff Leek, PhD; Roger Peng, PhD; Brian Caffo, PhD
Department of Biostatistics
Johns Hopkins Bloomberg School of Public Health
Verify at coursera.org/verify/S9WCU4PWDC
Coursera has confirmed the identity of this individual and
their participation in the course.
This certificate does not confer academic credit toward a degree or official status at the Johns Hopkins University.