A bag contains five red balls and four green balls. Another bag contains three red balls and seven green balls. A ball is drawn from the first bag, and three balls are drawn from the other bag. Find...

A bag contains five red balls and four green balls. Another bag contains three red balls and seven green balls. A ball is drawn from the first bag, and three balls are drawn from the other bag. Find...

when it goes up to any floor(except 4), the probability that after it has stopped it will continue to rise is 3/4. when it goes down to any floor(except ground), the probability after it has stopped...

The results of a recent survey showed that the probability of a teacher owning a cat and a dog is 0.015. The probability of a teacher owning a dog is 0.28. What is the probability that a teacher owns...

Need helpppppppppppppppppppppp. a question like this is going to be in my final..

A box contains letter A,B,C,D,E. Here are the probabilities of randomly picking certain letters from the box: p(A)=1/8, p(B)=1/7, p(C)=1/9, p(D)=1/6, p(E)=unknown. What is the probability of picking...

Janica throws one dice. The value is recorded as "A" She then rolls another two dices. The product of the 2 values is recorded as "B" If B < A, she rolls another...

A deck of cards have 52 cards. Find the probability than Jonathan gets a product of less than 5 when he picks 2 cards. (J,Q,K=10) (A=1)

Find the probability that when 2 dices are thrown, (1)Product of the 2 values < 5 (2)Sum of the 2 values ≥ 10 (3)Difference of the 2 values ≥ 3

From home, Julia first takes the subway to school and then walks to classroom. The time X for subway and Y for the walk are independent, distributed approximately with X~N(20; 16), ...

Archer Lin shoots at a target. We assume that he always hits the target, and that all points of impact are equally likely. The target is ruled by 3 concentric circles with incremental radii...

Romeo and Juliet have a date. Each will be late for an exponential random time with a mean of 30 minutes. Romeo can wait 10 minutes for Juliet, while Juliet waits for nobody. What is the probability...

Given two fruits: Oranges and Bananas. If there are 54 good and 33 bad oranges... Also, 4 good and 3 bad bananas. If two of the fruits are selected at random one after the other without replacement,...

Find the area under the normal distribution curve

You mix the letters A, C, Q, U, A, I, N, T, A, N, C, and E thoroughly. Without looking, you select one letter. Find P(Q or C) as a fraction, a decimal, and a percent.

You select a letter randomly from a bag containing the letters S, P, I, N, N, E, and R. Find the probability of selecting an S.

It is a question about a prepaid phone card.

Jim has a 40% chance of making a shot with a basketball while Janice has an 80% chance. Janice lets Jim go first. If Jim makes the shot, he wins immediately and if he misses, Janice gets her turn...

you are dealt one card from a 52-card deck. find the probability that you are dealt a numbered card or a spade

I have a 10% chance at wining a game. If I play four games, what are the odds that I will win every one?

Over a long period of time in a large multinational corporation, 10% of all sales trainees are rated as outstanding, 75% are rated as execellent/good, 10% are rated as satisfactory, and 5% are considered...

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