Solve for the population mean and standard deviation. Show the detailed and complete computations. Also, give an example like this and answer. Examples: 1. What is the probability that a random sample of size 5 out of 15 identified people will have a mean weight of 50 kilos or more?2. What is the probability that a random sample of size 8 out of 15 identified people will have an average of 6 to 10 hours of sleep in a day?