Question 1183310
a) P(s,s) + P(p,s,s) = 0.54*0.43 + 0.46*0.43*0.54 = {{{highlight(0.3399012)}}}

b) P(p,p) + P(s,p,p) = 0.46*0.57 + 0.54*0.57*0.46 = {{{highlight(0.403788)}}}

c) P(s,p,s) + P(p,s,s) = 0.54*0.57*0.54 + 0.46*0.43*0.54 = {{{highlight(0.273024)}}}

d) P(p,s,p) + P(s,p,p) = 0.46*0.43*0.46 + 0.54*0.57*0.46 = {{{highlight(0.232576)}}}