Bag A Contains 3 Red And 2 White Marbles

Five marbles are drawn and then replaced each time.

Bag a contains 3 red and 2 white marbles.

If replacement is not allowed what is the probability that the second marble drawn will be red. A bag contains 2 white marbles 3 black marbles and 4 red marbles. If doug draws a marble replaces it and draws again what is the probability of drawing a red marble both times. A bag contains 2 red marbles 3 white marbles and 5 blue marbles.

Answer by jim thompson5910 35256 show source. I disagree with the given answer frac29. If the marble is replaced after the first draw what is the probability that the first marble. P both red frac binom22.

What is p red then white. There are two possibilities. P both red p second is red. A bag contains 4 red marbles and 2 white marbles.

We choose 1 do not put it back then we choose a second one. There are 9 marbles 2 of which are red. Determine the probability of drawing five black marbles in a row. Two marbles are drawn out of the bag.

Can someone please point why my solution is wrong. A bag contains 3 red 2 white and 5 blue marbles. State whether the events are dependent or independent because you are replacing after each draw the results are independent. A marble is selected kept out of the bag and then another marble is selected.

According to question from 2 white marbles 3 black marbles and 4 red marbles. Please help i only need the second part of the question betty picks 4 random marbles from a bag containing 3 white 4 yellow and 5 blue marbles the probability that exactly 1 of the 4 marbles drawn is blue is 0 3535. A bag contains 3 white 4 black and 2 red marbles. There are 3 white marbles and 7 blue marbles in a bag.

A bag contains 1 green marble 2 white marbles 3 red marbles 4 blue marbles and 5 black marbles. The first one is red and the second one is also red or 1. A bag contains 4 red 3 yellow 3 blue and 2 white marbles for a total of 12 marbles. We want the probability that the second one is red.