Consider that a continuous random variable X is distributed with a Normal probability distribution with the parameters µ = 40, σ= 3  Determine the probability of P(X > 45)   a) 0.0548  b) 0.4452  c) 0.0485  d) 0.4515

Assume the random variable x is normally distributed with mean μ=50 and standard deviation σ=7. Find the indicated probability P(X<36) ​ Round to four decimal places as​ needed.

Weights of Lamb after eight weeks after born are normally distributed with mean µ = 14 kg and variance σ 2 = 4. a)Find the probability p that a single lamb has weight less than 12 kg. b) Find the probability that exactly 3 of the next 5 lambs examined will have weights less than 12 kg.

find oc x is a a normal mean U=3 805-0-5 random distribution P (oc