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MGT 218: Chapter 6: Continuous Random Variables and the Normal distribution (PART 2) with Solution for Exercises on Text book. Theory : Standardizing a Normal Distribution : Converting an x Value to a z Value : For a normal random variable x, a particular value of x can be converted to its corresponding z value by using the formula : where Mean and standard deviation are the mean and standard deviation of the normal distribution of x, respectively. When x follows a normal distribution , z follows the standard normal distribution. Practice Questions and Solutions on Textbook ( Introductory Statistics 8e edition : Prem S.Mann) – I think this will help because the answers are not provided on the textbook. 6.38 ) According to the U.S.Employment and Training Admin