Magic Video Games sells an expensive video game console. Because the console is so expensive, the company wants to advertise an impressive guarantee for the life expectancy of its game console. The research department has done tests which show that the mean life for the console is 30 months with a standard deviation of 4 months. The console life is normally distributed. How long can the guarantee period be if management does not want to refund the purchase price on more than 7% of the Magic Video Game Consoles? 30.35 29.65 35.9 21 24.10

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