1. Given that x is a continuous random variable that is uniformly distributed in a range from 8 to 15. An element from the population is selected at random, what is the probability that x would be (a)...

Extracted text: 1. Given that x is a continuous random variable that is uniformly distributed in a range from 8 to 15. An element from the population is selected at random, what is the probability that x would be (a) smaller than 10, or greater than 13? (b) larger than 10? 2. Given that z is a standard normal random variable, what is (a) P(-1.23 z 1.57)? (b) P(Z