Question
A survey showed that 72% of adults need correction (eyeglasses, contacts, surgery, etc.) for their eyesight. If 21 adults are randomly selected, find the probability
A survey showed that 72% of adults need correction (eyeglasses, contacts, surgery, etc.) for their eyesight. If 21 adults are randomly selected, find the probability that at least 20 of them need correction for their eyesight. Is 20 a significantly high number of adults requiring eyesightcorrection?
The probability that at least 20 of the 21 adults require eyesight correction is ______
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Statistical Reasoning for Everyday Life
Authors: Jeff Bennett, Bill Briggs, Mario F. Triola
4th edition
978-0321817747, 321817745, 978-0321890139, 321890132, 321817621, 978-0321817624
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