A Box Contains 2 Red Marbles And 98 Blue Ones

P three tails 18 125.

A box contains 2 red marbles and 98 blue ones. Consider an experiment that consists of taking one marble from the box then replacing it in the box and drawing a second marble from the box. Repeat for the case in which the second marble is drawn without replacing the first marble. Explain and justify each step carefully. Find the sample space if the first marble is not replaced before the second is chosen.

What is the probability that it came from the first box. What s the fewest number of draws i have to make in order to have better than a 70 chance for a red marble to appear at least once. A box contains 2 red marbles and 98 blue ones. What is the probability that the marble drawn is blue.

A box contains 6 red and 5 blue marbles. A box contains three marbles one red r one green g and one blue b. A bag contains 1 blue 2 green 3 yellow and 3 red marbles as shown. A first marble is chosen its color is recorded and then it is replaced in the box and a second marble is chosen and its color is recorded.

B find probabilities for p bb p br p rb p ww p at least one red p exactly one red 3. A box contains 3 blue and 2 red marbles while another box contains 2 blue and 5 red marbles. Mc011 2 jpg mc011 3 jpg mc011 4 jpg mc011 5 jpg. A draw the tree diagram for the experiment.

Describe the sample space. A marble drawn at random from one of the boxes turns out to be blue. A box contains 3 blue marbles 4 red 6 green marbles and 2 yellow marbles. Find the sample space.

Two marbles are drawn without replacement from a jar containing 4 black and 6 white marbles. Answer by robertb 5567 show source. Draws are made at random with replacement. A box contains three marbles one red one green and one blue.

Another box contains 5 red and 8 blue marbles. Two marbles are drawn without replacement. Mc011 1 jpg what is the probability of drawing a red marble out of the bag without looking. P two tails foll0wed by one head.