SOLUTION: Alex has a bag with 2 red balls and 2 blue balls. Alex puts the balls back in each time he takes 1 out. Plot the probability of alex picking a red ball on 2 consectutive picks usin

Algebra ->  Probability-and-statistics -> SOLUTION: Alex has a bag with 2 red balls and 2 blue balls. Alex puts the balls back in each time he takes 1 out. Plot the probability of alex picking a red ball on 2 consectutive picks usin      Log On


   



Question 829882: Alex has a bag with 2 red balls and 2 blue balls. Alex puts the balls back in each time he takes 1 out. Plot the probability of alex picking a red ball on 2 consectutive picks using a sample space table.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
R1 R1
R1 R2
R1 B1
R1 B2
R2 R1
R2 R2
R2 B1
R2 B2
B1 R1
B1 R2
B1 B1
B1 B2
B2 R1
B2 R2
B2 B1
B2 B2
Those are the sixteen possible choices for the four balls.
4 of those choices show 2 red balls.
P=4%2F16=1%2F4