Two investments generated the following annual returns: Investment X Investment Y 2019 15% 20% 2018 28 2017 30 2016 21 2015 N A. What is the average annual return on each investment? Round your answers to one decimal place Answer A Average return of Investment X Average return of Investment Y B What is the standard deviation of the return on investments X and Y Round your answers to two decimal places Answer 3. Standard deviation Investment N Standard deviation of Investment Y