A poll of 500 people determines that 382 like ice cream and 362 like cake. how many people like both if each of them likes at least one of the two? (hint: use p(a [
b.= p(a) + p(b) − p(a \
b.).
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a union b=500
n(a)=382
n(b)=362
n(a intersection b)=382+362-500=284
n(a)=382
n(b)=362
n(a intersection b)=382+362-500=284
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