MAT 133: 7.1 WS 2 p.2 2. Suppose X is a Normal Random Variable with a mean =80 Use the given normal distribution to answer the following. (Note: You have NOT been given enough information to do this using normalcdf nor invnorm to find these values) a) P(X >91) Normal, Mean-80 80 91 b) P(X <80) Area = 0.06407 c) The probability that X is less than 91 d) The probability that X is less than 69 e) The probability that X is between 69 and 91 f) The probability that X is between 69 and 80