The average number of letters in a romance novel is 64,174 and the standard deviation is 17,215. Assume the distribution is normal. Let X be the number of words in a randomly selected romance novel. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X ~ N(,) b. Find the proportion of all novels that are between 46,959 and 59,010 letters c. The 80th percentile for novels is words. (Round to the nearest word) d. The middle 60% of romance novels have from ________ letters to _________ letters (Round to the nearest letter) 0.84162