SOLUTION: Look at the table below showing purchases of different types of televisions for people with different Credit Balances. What is the probability that someone with a credit balance o

Algebra ->  Probability-and-statistics -> SOLUTION: Look at the table below showing purchases of different types of televisions for people with different Credit Balances. What is the probability that someone with a credit balance o      Log On


   



Question 824133: Look at the table below showing purchases of different types of televisions for people with different Credit Balances. What is the probability that someone with a credit balance of over $800 would purchase a Plasma TV?

Credit Balance Standard TV LCD Plasma Projection
Under $200 10 16 40 5
$200-$800 8 12 24 15
Over $800 16 12 16 30
Total 34 40 80 50

Answer by kjmugno(4) About Me  (Show Source):
You can put this solution on YOUR website!
well your numbers say the probability is 16/80, since out of 80 people to buy a plasma, 16 of them hard a card balance of over $800.
so 16/80 reduced 8/40 reduced 4/20 reduced 2/10 reduced 1/5 which equals 20%