1) Given the preceding data, the average realized return on BLM's stock is _______.

2) The preceding data series represents (the population, the universe, or a sample)of BLM's historical returns. Based on this conclusion, the standard deviation of BLM's historical returns is ______.

3) If investors expect the average realized return from 2012 to 2016 on BLM's stock to continue in to the future, its coefficient of variation (CV) will be ______.