Following is information concerning howell company (all amounts in millions): 2017 2016 2015 current assets $7,110.45 $7,732.02 $8,191.30 current liabilities 2,211.28 2,419.23 2,812.11 total assets 8,086.84 8,720.32 9,083.54 total liabilities 4,849.18 5,193.08 5,667.61 shares outstanding 158.88 157.01 153.9 retained earnings 3,503.11 3,468.93 3,363.27 stock price per share 20.15 24.12 30.2 sales 3,858.21 5,646.98 7,123.45 earnings before interest and taxes 108.53 553.1 1,552.59 required: compute and compare the altman z-score for the three years provided, what trend appears? is howell company more or less likely to go bankrupt given the z-score in 2015 or 2017?