TwoWay Tables and Probability
Each student in a random sample of seniors at a local high school participated in a survey. These students were asked to indicate their gender and their eye color. The following table summarizes the results of the survey.

Eye color 

Brown 
Blue 
Green 
Total 

Gender 
Male 
50 
40 
20 
110 
Female 
40 
40 
10 
90 

Total 
90 
80 
30 
200 

Suppose that one of these seniors is randomly selected. What is the probability that the selected student is a male?

Suppose that one of these seniors is randomly selected. What is the probability that the selected student has blue eyes?

Suppose that one of these seniors is randomly selected. What is the probability that the selected student is a male and has blue eyes?

Suppose that one of these seniors is randomly selected. What is the probability that the selected student is a male or has blue eyes?

Suppose that one of these seniors is randomly selected. What is the probability that the selected student has blue eyes, given that the student is male?

Suppose that one of these seniors is randomly selected. What is the probability that the selected student is a male, given that the student has blue eyes?