Marble Probability Word Problems

In what follows s is the sample space of the experiment in question and e is the event of interest.

Marble probability word problems.

Probability word problems with marbles. What is the probability that you pick 3 green no red 1 of each at least 1 blue marble if a jar contains 5 blue 3 green and 4 red marbles. So they say the probability i ll just say p for probability. Change the number of marbles of different colors in the boxes and guess the probability of drawing a red blue or yellow marble.

A marble is picked at random from the bag. The probability of selecting a red marble on the first draw is 0 5. The probability of picking a yellow marble. Problems demonstrate non conditional and cond.

A an odd number. Divide 11 number of positive outcomes by 20 number of total events to get the probability. Subscribe for new videos. This activity shows the classic marble example of elementary probability.

And so this is sometimes the event in question right over here is picking the yellow marble. A bag is filled with r. If we got a red marble before then the chance of a blue marble next is 2 in 4 if we got a blue marble before then the chance of a blue marble next is 1 in 4 this is because we are removing marbles from the bag. N s is the number of elements in the sample space s and n e is the number of elements in the event e.

What is the probability of her passing the second test given that she has passed the first test. Determine the probability that the number will be. A two digit number is written at random. 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 a blue marble. A a red marble. Viewed 7k times 1 begingroup. So in our example the probability of drawing a white marble is 11 20.

This math education video demonstrates how to calculate the probability of removing colored marbles from a bag. Active 7 years 11 months ago. Once you have decided on your answers click the answers checkboxes to see if you are right. Tutorial on finding the probability of an event.

Ask question asked 7 years 11 months ago. C a red marble after a blue marble had been picked first. Two marbles are drawn without replacement. What is the probability of picking.

A bag contains 50 marbles 28 red ones and 22 blue ones. The probability of selecting a red marble and then a blue marble is 0 28. A bag contains red and blue marbles. So the probability of drawing a white marble can now be approached like any other single event probability calculation.