Question 840234
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Hi,
About 11% of the population is allergic to pollen. (89% not allergic)
If two people are randomly selected, 
 a)The probability that both will be allergic to pollen is? {{{.11*.11}}}
 b)The probability that at least one is allergic to pollen? 
 1 - P(neither are) = {{{1 - .89*.89}}}