I don't know what you list consists of, but there should have been 8 of them
Count how many have exactly 2 H and include the 3 H
divide that sum by 8
for the 2nd, since you are returning the ball after the first draw, and simply
note the result, the denominator for both draws is 25
multiply the two probabilities and simplify the fraction
A quarter, nickel, and dime were tossed. Above are the possible outcomes. What is the possibility of getting at least two heads?
1/2
7/8
3/8
5/8
In a bag, there are 10 black plastic chips, 7 yellow, 5 red, and 3 green. Two chips are drawn at random with replacement.
Find P(black, then red).
3/5
2/25
2/3
2/5
1 answer
1 answer