C) what height separate the top 10% of 2 year old boys from the remaining 90%?

Question 4 of 25 At the age of 2, the heights of boys are roughly normally distributed. A boy who is 83 cm corresponds to the 9th percentile, while a boy who is 92 cm corresponds to the 86th percentile. Standard Normal Distribution Table a. What is the mean and standard deviation of the height of 2-year-old boys? Mean: U = cm SD: 0 = cm Round to 2 decimal places. b. What is the probability that a randomly-selected 2-year-old boy will be shorter than 86 cm