# Question: A lecture hall has 200 seats with folding arm tablets

A lecture hall has 200 seats with folding arm tablets, 30 of which are designed for left-handers. The typical size of classes that meet there is 188, and we can assume that about 13% of students are left-handed. Use a Normal approximation to find the probability that a right- handed student in one of these classes is forced to use a lefty arm tablet.

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