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# Returns a random value between low and high 
def my_random
(low, high):
    r = random.uniform(0, 1
)
    r = pow(r, 0.75
)
    return low + (high - low) *
 r
def new_connection
():
    if my_random(0, 100) < 50: # we want to split the userbase in two population to do a statistical test
        return
 FrontendVersionA()
    else
: 
        return
 FrontendVersionB()