Heights of 10 year old children, regardless of sex, closely follow a normal distribution with mean 55.2 inches and standard deviation 6.1 inches. Round answers to 4 decimal places. a) What is the probability that a randomly chosen 10 year old child is less than 50.9 inches? b) What is the probability that a randomly chosen 10 year old child is more than 57.7 inches?' c) What proportion of 10 year old children are between 52.3 and 59.1 inches tall? d) 85% of all 10 year old child are less than inches. Question Help: 8 Messapp inqrmrmr