Q. 44.7( 14 Votes )

1500 families wit

Answer :

Given,


Total number of families = 211+814+475 = 1500


(i) Number of families having no girl = 211


Required probability =


=


(ii) Number of families having one girl =


= = 0.5426


(iii) Number of families having 2 girls =


=0.3166


(iv) Number of families having at most one girl =


=


(v) Number of families having more girls thanboys=


=


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