The Karen horror mask is doing well in Halloween sales. I am delighted by this because making horror masks pays better than teaching stats! The mean of the chin part of the mask is 4 cm with a standard deviation of 0.5 cm. What is the probability of finding a mask with a width greater than 4.2 cm? The mask sizes are normally distributed because Karen has already complained to the production manager about that! Answer as a probability to two decimal places.

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