Answer :

Total number of ladies: 200

Number of ladies who like coffee: 142

Number of ladies who dislike coffee: 58

Probability P() =

(i). Let p(Coffee) be probability of ladies who like coffee

P (Coffee) =

P (Coffee) = = 0.71

(ii). Let p(No Coffee) be probability of ladies who dislikes coffee

P (No Coffee) =

P (No Coffee) = = 0.29

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