The weight of a newborn baby is a random variable that follows a normal distribution with mean =3.2 kg and standard deviation = 0.4 kg.
a) Determine the percentage of newborn babies that weight 3.5 kg or more
b) Calculate the conditional probability that a newborn baby weighs more than 3.5 kg if it's known that it at least weights 3 kg.
c) From what weight is found the 10% of the babies that are born weighing more?
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