Two marbles are drawn.
A bag contains 6 red marbles 2 blue marbles and 1 green marble find p not blue.
Calculate the expected value of the random variable.
A bag contains 5 red marbles 4 blue marbles and 1 green marble.
A bag contains 4 yellow 2 red and 6 green marbles.
Two consecutive draws are made from the bag without replacement of the first draw.
A bin contains 72 light bulbs of which 10 are defective.
Remember that first you need to select the red marble 33 3 then select the green marble 22 2.
If a marble is selected at random what is the probability that is is not blue.
Red yellow and blue a jar contains 30 red marbles 12 yellow marbles 8 green marbles and 5 blue marbles you draw and replace marbles 3 times.
It will turn dark tonight after the sun sets completeley.
A bag contains 5 red marbles 4 blue marbles and 1 green marble.
Not replaced and then another marble is selected.
This is harder because we are drawing marbles in an order but we don t care about which order we.
What is the probability you draw 1 red 1 yellow and 1 blue.
A bag contains 3 red marbles 5 green marbles and 2 blue marbles.
6 18 33 3.
If a marble is selected at random what is the probability that is is not blue.
The probability of picking a blue one is 4 20.
What is the probability that the sum of the two numbers on the dice will be 3.
The first is replaced before the second is drawn.
If 5 light bulbs.
A random variable assigns the number of red marbles to each outcome.
In order to find the probability of picking a yellow marble from a bag we have to first determine the number of possible outcomes and then how many of them meet our constraints.
8 6 4 18.
A bag of marbles contains six red marbles four blue marbles eight green marbles and two yellow marbles.
4 18 22 2.
If a marble is randomly selected from the bag what is the probability that it is blue.
Express the indicated degree of likelihood as a probability value.
Answer by richwmiller.
A bag contains 2 red marbles 3 blue marbles and 7 green marbles.