A random variable X is normally distributed with a mean of 1 and variance 4. Find...

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.

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orchestra answered 1 year ago

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