Mama's Italian Restaurant has collected data about customer sauce orders. It calculated that P(marinara) = 0.82, P(alfredo) = 0.76, and P(marinara or alfredo) = 0.96. Determine the P(marinara and alfredo).
P ( m ) = 0.82 P ( a ) = 0.76 P ( m or a ) = 0.96 P ( m and a ) = ? -------------------------- P ( m or a ) = P ( m ) + P ( a ) - P ( m and a ) P ( m and a ) = P ( m ) + P ( a ) - P ( m or a ) = = 0.82 + 0.76 - 0.96 = 0.62 Answer: P ( marinara and alfredo ) = 0.62
