Answer:
(a)0.34
(b)0.5
(c)0.185
(d)0.544
(e)0.655
(f)Not disjoint events
(g)Independent events
Step-by-step explanation:
The summary of education levels among party lines is given in the table below
(a)Probability a randomly selected participant has a college degree.
The probability a randomly selected participant has a college degree is:
(b)The probability that a randomly selected participant is a democrat.
(c)The probability that a randomly selected participant is a democrat and has a college degree.
(d)Probability of being a democrat given that the participant has a college degree.
(e)The probability of begin a democrat or having a college degree
Number of Democrats =100
Number of Those with College degrees = 68
Number of democrats with College degrees =37
Therefore:
Probability of begin a democrat or having a college degree
(f)The event of having a college degree and being a democrat are not disjoint events as there are some democrats who have a college degree.
(g)The event of having a college degree and being a democrat are independent events as the outcome of one does not affect the other.