The lifespan of a species of a fruit fly have a bell shaped distribution with a mean of 31 days and a standar deviation of 4 days. A)The lifespans of 3 randomly selected fruit flies are 27,23 and 39. Find the percentile that corresponds with, A) The z score corresponding a life span of 35 days? B) " ". 30 days? C). ". ". 40 days? Select all the lifespans that are unusual?