CRA CDs Inc. needs the mean lengths of the cuts on a CD to be 160 seconds (2 minutes and 40 seconds). This will permit the disk jockeys to have plenty of time for commercials within each 10-minute segment. Presume the distribution of the length of the cuts tracks the normal distribution with a population standard deviation of 8 seconds. Presume we select a sample of 15 cuts from various CDs sold by CRA CDs Inc. What percent of the sample denotes will be greater than 162 seconds? What percent of the sample denotes will be greater than 153 but less than 162 seconds?