Answer:
(a) 
(b) 
(c) 
Step-by-step explanation:
Given table is
Yes No Don't Know Total
Men 162 92 25 279
Women 258 41 11 310
Total 420 133 36 589
According the the conditional probability, if A and B are two event then

We need to find the following probabilities.
Let Y is the event "saying yes," and M is the event "being a man."
(a)





(b)





(c)





Remember,
To subtract 2/3-1/2 you have to make them equivalent
2/3×2-1/2×3 = 4/6 - 3/6=
1/6
It might be 31 if you add all the numbers together but I'm not positive.
Step-by-step explanation:
see the attachment...............
Might be late but the first one is 125 and the seced one is less than :)