Answered

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The following table represents the hypertension and smoking habit of 180 individuals.

Non Smokers Moderate Smokers Heavy Smokers

Hypertension 25 35 32

No Hypertension 44 27 17

One persons is picked at random from this group, find the probability that

i) The person is a heavy smoker

ii) The person is a non smokers given that the person has no hypertension

iii) The person is a moderate smokers given that the person has hypertension

iv) If two persons are picked at random calculate the probability that both are non smokers

Sagot :

iii i think sorry if im wrong
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