Can someone please point why my solution is wrong.
A bag contains 4 blue marbles 2 black marbles 1 clear marble.
Find the probability of.
Asked 01 09 17 a bag contains 4 red marbles and 5 blue marbles whats probability of randomly selecting a blue marble and then without replacing it selecting a red marble.
Getting other than purple answer by stanbon 75887 show source.
Two marbles are drawn without replacement from a jar containing 4 black and 6 white marbles.
I disagree with the given answer frac29.
Another marble is taken from the bag.
A bag contains 3 white 4 black and 2 red marbles.
A marble is taken at random and replaced.
The probability of picking blue is 6 15 or 2 5 the probability of picking black is 4 15.
Getting black marble b.
The problem asks for the probability of rr or bb.
A marble is selected kept out of the bag and then another marble is selected.
There are 4 blue marbles 5 red marbles 1 green marble and 2 black marbles in a bag.
The probability of both events happening in that order is the product.
Work out the probability that the two marbles taken from the bag are the same color.
Suppose you select one marble at random.
A bag contains 3 red marbles and 4 blue marbles.
Two marbles are drawn without replacement.
P both red p second is red.
Getting blue or red c.
P blue then black 2 5 x 4 15 8 75.
A bag contains 4 red marbles and 2 white marbles.
B find probabilities for p bb p br p rb p ww p at least one red p exactly one red 3.
Each time you will have the same distribution of marbles because you return the drawn marble.
A day in the year is randomly chosen.
Answer by jim thompson5910 35256 show source.
What is p red then white.
Two marbles are drawn from the bag.
If replacement is not allowed what is the probability that the second marble drawn will be red.
Find the probability of selecting one green marble from bag a and one black marble from bag b.
P both red frac binom22.
Getting other than green d.
Bag b contains 9 black marbles and 6 orange marbles.