Part A P(Organic|Oranges) = P(Organic AND oranges)/P(Oranges) P(Organic|Oranges) = 0.19/0.30 P(Organic|Oranges) = 0.63
Part B P(Non-organic|Oranges) = P(non-organic AND oranges)/P(oranges) P(Non-organic|Oranges) = 0.11/0.30 P(Non-organic|Oranges) = 0.37
Part C The probability in part A is larger compared to the answer in part B, so it's more likely to have someone pick organic oranges rather than non-organic oranges. Melina should restock organic oranges for the next sale.