Question

Suppose a family contains two children of different ages, and we are interested in of these children. Let F denote that a child is female and M that the child is male and let a pair such as FM denote that the older child is female and the younger is male. There are four points in the set S of possible observations: the gender S (FF, FM, MF, MM) Let A denote the subset of possibilities containing no males: B, the subset containing two males; and C, the subset containing at least one male. List the elements of A, B, C, A AUB, AnC, AUC, BnC, BUC, and Cn B nB,

Answer 1

Leb E = A child is female nA peir such as older child is female and Jaunger is male e subset of passibiliies comheininq no med The suhset of cemhuining hwo males Subset f tomkuining ing at Jesist ome maale Then