The mean height of a giraffe is 16.4 feet with a standard deviation of 3.2 feet. The heights are normally distributed. a. What percentage of giraffes are taller than 17.5 feet? b. If one giraffe if randomly selected, what is the probability that they are between 15.5 feet and 16.9 feet? c. Find the value of P75 for the height of a giraffe and interpret this value in a sentence. d. Would it be unusual for a giraffe to be 24 feet tall? e. The tallest 5% of giraffes are taller than _____________.