This is a valid edX certificate number for Wojciech Tomczyk
Student Name
Wojciech Tomczyk
Identifier number
9d9773e7db52436790db2d0afb29424e
Course
Stat2.3x
A course of study offered by BerkeleyX, an online learning initiative of The University of California At Berkeley, through edX, the online learning initiative of Harvard University and MIT