A lecture hall has 200 seats with folding arm tablets
January 7th, 2018
A lecture hall has 200 seats with folding arm tablets. 30 of which are designed for left-handers. The typical size of the classes that meet there is 188, and we assume that about 16% of the students are left handed. Use the normal approximation to find the probability that a right handed student in one of these classes is forced to use a left handed arm tablet.The probability is _____?