Suppose the current in a diode is assumed to follow a normal distribution with mean of 9mA and variance of 9mA. What is the probability that a measurement will exceed 12mA ?. Given that ߶(1) = 0.8413,...

Suppose the current in a diode is assumed to follow a normal distribution
with mean of 9mA and variance of 9mA. What is the probability that a
measurement will exceed 12mA ?. Given that ߶(1) = 0.8413, where ߶(. )
represents the distribution function of N(0,1).