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Note 10. Stock Options: Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions (Tables)
12 Months Ended
May. 31, 2015
Tables/Schedules  
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions

 

 

 

 

 

Stock volatility

2.003%

Expected life

5 Years

Dividends

None

Risk free rate

0.79%