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Mathematics, 30.10.2019 06:31, maskythegamer
Asurvey by gallup asked a random sample of american adults about their soda consumption. let's call x the number of glasses of soda consumed on a typical day. gallup found the following probability x: x 0 1 2 3 4+probability 0.52 0.28 0.09 0.04 0.07consider the eventsa = {number of glasses of soda is 1 or greater}b = {number of glasses of soda is 2 or less a.}a) what outcomes make up the event a? what is p(a)? b) what outcomes make up the event b? what is p(b)? c) what outcomes make up the event "a or b"? what is p(a or b)? why is this probability not equal to p(a) + p(b)?
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Asurvey by gallup asked a random sample of american adults about their soda consumption. let's call...
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