Tree heights: Cherry trees in a certain orchard have heights that are normally distributed with mean p. :119 inches and standard deviation 6 : 17 inches. Use the Excel spreadsheet to answer the following. Round the answers to at least four decimal places. Partlof3 o (a) What proportion of trees are more than 130 inches tall? The proportion of trees that are more than 130 inches tail is I 02588 I. Part:1/3 Part20f3 (b) What proportion of trees are less than 90 inches tall? The proportion of trees that are less than 90 inches tail is