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Unformatted text preview: that approximately 70% believe antidepressants do not really cure anything; they just cover up the real trouble. According to this study, what is the probability that at least 2 of the next 5 people selected at random will be of this opinion? Hints: Let X = # of people among those 5 who are of that opinion. Then S x ={0,1,2,3,4,5} P[X 2] = 1 P[X<2] = 1P[X=0]P[X=1] The final numerical answer should be 0.96922. Please verify this....
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This note was uploaded on 01/19/2012 for the course IEN 311 taught by Professor Qiu during the Spring '11 term at University of Miami.
 Spring '11
 Qiu

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