An Urn Contains 50 Marbles

Asked apr 27 in probability and probability distribution by ruksar03 47 6k points.

An urn contains 50 marbles.

Each urn will be shaken so that the marbles are all jumbled up the order in which you place them doesn t matter. You re given 100 marbles 50 black and 50 white and you must place them in two urns in any way you like as long as you obey the king s rules. 3 marbles are to be drawn from the urn one at a time without replacement. What is the probability that all 3 marbles drawn will be green.

Homework equations the attempt at a solution b. 10 22 45 50. Find the probability of pulling a yellow marble from a bag with 3 yellow 2 red 2 green and 1 blue i m assuming marbles. B find probabilities for p bb p br p rb p ww p at least one red p exactly one red 3.

The probability of picking a yellow marble. An urn contains 50 marbles 40 blue and 10 white. Fifteen marbles are selected without replacement. So they say the probability i ll just say p for probability.

An urn contains 10 marbles. Some answers have been rounded to the nearest percentage. Of which 5 are green 2 are blue and 3 are red. If 4 balls are drawn one by one with replacement what is the probability that.

Given an urn that contains exactly 50 blue marbles 40 green marbles and 10 red marbles calculate the following probabilities. Two marbles are drawn without replacement from a jar containing 4 black and 6 white marbles. Some answers have been rounded to the nearest percentage. The answer to this question can be found using the formula p x 10 frac 35 choose 10 15 choose 5 template 50 choose 15 0 2449.

You are not told whether the draw was done with replacement or without replacement what is the probability that the draw was done with replacement. What is the probability of randomly selecting a red marble from the urn. An urn contains 22 marbles consisting of 10 red marbles 7 blue marbles and 5 yellow marbles. A the probability of drawing a marble that is not blue and after replacing it a marble that is not green and without replacing it a marble that is not red.

You must place all the marbles and neither urn can be left empty. An urn contains 5 white 7 red and 8 black balls. Find the probability that exactly 10 out of the 15 selected are green marbles. Two marbles are drawn without replacement.

And so this is sometimes the event in question right over here is picking the yellow marble. An urn contains 22 marbles consisting of 10 red marbles 7 blue marbles and 5 yellow marbles. A jar contains 4 black marbles and 3 red marbles. A draw the tree diagram for the experiment.