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GMAT Exam
As a trained medical doctor and a novelist, playwright, and essayist by vocation, Afro-Colombian Manuel Zapata Olivella abandoned the practice of medicine to pursue his
literary career.
For any data set, the proportion of data that lies within A" standard deviations of its mean is at least 1 - -K. The scores on a spelling test taken by 64 students have a mean of 74.0 and a standard deviation of 6.0. If t\$ the number of students who have scores greater than 62 and less than 86, and t\s as small as possible, what is the value of t?
