In: Statistics and Probability
CALCULATING PROBABILITIES USING TREE DIAGRAMS AND COMBINATIONS
Two apples are chosen from a basket containing five red and three yellow apples. Draw a tree diagram below, and find the following probabilities.
1) P(one red, one yellow)
2) P(First red and second yellow)
Three marbles are drawn from a jar containing five red, four white, and three blue marbles. Find the following probabilities using combinations.
1) P(two white and 1 blue)
2) P(at least one red)
A committee of four is selected from a total of 4 freshmen, 5 sophomores, and 6 juniors. Find the probabilities for the following events.
1) No sophomores.
2) Not all four from the same class.
3) More juniors than freshmen and sophomores combined.