HW Maintenance Scheduled
Date: Tuesday, June 19th, 2018
Start Time: 1:00 AM CDT (Nod Time)
End Time: 2:00 AM CDT (Nod Time)
Sometime during this window there will be around 15 minutes of downtime due to the necessity to upgrade a network switch.
Computing the probability that at least one of the following events will occur:
P(a or b ... or z) = 1 - P(!a and !b ... and !z)