Section 3.5 Standard Deviation and Normal Distributinn 16. {2 points) Find the mean and standard deviation for each grmip of numbers. Rmmd answerstomehlmdredns place if necessary- {A} l2, 13, 15, 16, 24 {B)2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 5, 5, 5, 15 Use the given normal distribution curve to solve the following problems. DD NUT use the normal distribution feature of a calculator or yurur answers will be marked incorrect. We are trying to learnhow a normal curve is used, not trying to obtain high precision answers. D1556 : 13.5% ' . 2.35%, I I I 'zsss *35D 25D -15D mean +ISD +25D +35D 1?. {3 points) The scores of a standardized test are normally distributed with a mean of 500 points and a standard deviation of 30 points- {Alr'iEFhat percent of test takers scored below 420'? Remember to attach the \"A: symbol to your answer. For example, ifthe answer is 5 percent, enter 5%. {B} What percent of test takers scored above 590'? (C) 1What percent of test takers scored between 420 and 560'? 13. {I point) It is determined that the amount ofwater in a bottle made by this company is normally distributed with a mean of 12 oz and a standard deviation of ti oz. What percent bf water bottles contain between 11.38 and 12.12 oz of water