SOLUTION: If 2 parts out of 20 parts are defective the percentage of defective parts is ?

Algebra ->  Probability-and-statistics -> SOLUTION: If 2 parts out of 20 parts are defective the percentage of defective parts is ?      Log On


   



Question 847956: If 2 parts out of 20 parts are defective the percentage of defective parts is ?
Answer by Fombitz(32388) About Me  (Show Source):