STAT W13

Pr(A|B) = Pr(A), then A and B are not independent.

• T

• F

You draw a random smaple of 100 students and get data on their shoe size and their GPA. Would the two vars independent.

• YES

• NO

~Pr(Job=YES)

• 0.7

• 70

~Pr(Field=ITC, Job=YES)

• 60%

• 60

~Pr(Job=YES | Field=ITC)

• 0.75

• 0.7

• 0.8

Field and Job status are independent.

• T

• F