The length of hair of a male private in the army is normally distributed with a mean of 1 cm and a standard deviation of 0.3cm. What is the probability that a male private has hair that is longer than 1.5cm? What is the probability that a male private has hair that is shorter than 1.2cm? What is the probability that male private has hair that is between .5cm and 1.2cm? What is the range of the hair length of the middle 60% of male army privates? inches

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