In: Statistics and Probability
A random variable X is normally distributed with a mean of 1 and variance 4. Find a) The probability that a randomly selected score from this distribution is less than 3.
a.)Sketch a normal curve and shade out the region.
b) The probability that a score selected at random from this distribution lies between 2 and 5. Sketch a normal curve and shade out the region
c) The probability that a score selected at random from this distribution is greater than 0. Sketch a normal curve and shade out the region.