282 Answered Questions for the topic Probability Problems

03/17/18

Probability Question
Question: Homer and Marge play a game by taking turns rolling a standard six-sided die,starting with Homer, until there occurs a sequence of k or more 4s immediatelyfollowed by a 5 or 6 (e.g. 45,... more
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Probability Problems Math Statistics Probability

03/12/18

What is the probability of selecting a jury of all​ students?
The grade appeal process at a university requires that a jury be structured by selecting seven individuals randomly from a pool of eleven students and eight faculty.     (a) What is the... more
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Probability Problems

03/01/18

Two dice are rolled. Are the "Sum is an odd number" and "the sum is 4,5,or6" independent?
Two dice are rolled. Are the "Sum is an odd number" and "the sum is 4,5,or6" independent?   Two dice are rolled. Are the "Sum is an odd number" and "the sum is 5,6,or7" independent?
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Probability Problems

02/25/18

a question based on probability
A card is drawn from a well-shuffled deck of 52 cards. The outcome is noted, the card is replaced and the deck is reshuffled. Another card is drawn from the deck. What is the probability that:a.)... more
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Probability Problems Probability Problem Solving

02/25/18

Probability Solving of a Die
Blue is playing with a coin and a six-sided die that has one red side, two green sides, and three yellow sides. Part A: If blue flips a coin and rolls the die, what are the possible... more
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Probability Problems Finite Mathematics

02/18/18

Assume that Pr[E]=1/2, Pr[F|E]=3/5, and Pr[E′∩F′]=3/10.
Compute the following probabilities: (1) Pr[F], (2) Pr[G ∩ E]
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Probability Problems

02/18/18

Probability of drawing three different colors
You have a closed box with 10 red balls, 10 white balls and 10 blue balls. (Otherwise the balls are identical.) Without looking in the box, you draw out exactly three balls.   What is the... more
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02/17/18

In a statistics class of 13 sophomores, 12 juniors, and 8 seniors, 5 of whom are male sophomores, 6 of whom are female juniors, and 4 of whom are male seniors..
Question: What is the probability of randomly selecting a junior or a senior?
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02/17/18

What is the probability of rolling a pair of dice and getting a sum of three?
Answer choices: 2/6 1/36 1/6 2/36
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Probability Problems Probability Algebra Word Problem

02/17/18

what is the probability of selecting a black in the color wheel?
the answer
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Probability Problems

02/16/18

There are some Red and Blue balls in a bag of 21 balls and the probability of picking two red balls out in a row is 1/14. How many red balls are there?
Please help.... I have no idea how to do this... i would appreciate any help with the working out and the answer. Thank you
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Probability Problems Probability Maths Mathematics

01/27/18

Easy question however, I somehow can't do it
a pupil travels to school either by MRT or by bus. Th probability that the pupil will be late for school is 1/12 if he travels by MRT and 1/9 if he travels by bus. a) if he travels by bus on two... more
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Probability Problems Math Algebra 2 Probability

01/15/18

Algebra - Probability
There are 750 students in a school, and every student is enrolled in at least one class. The number of students in each class follows.A total of 600 students are taking English.A total of 500... more
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12/19/17

Probability for a draw
What is the probability of person A and person B selecting each other’s names in a draw for Secret Santa (20 participants in total)
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Probability Problems

12/10/17

Uzma has a biased coin. When throws the coin once the probaility of getting heads in 'x'.
a) Write down the expression in terms of x for the probability of getting tails.   Uzma throws the coin 200 times b) Write down an expression in terms of x for an estimate for the number of... more
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Probability Problems

11/25/17

If there are four health, six civics, five math and seven elective course, how many different options do you have. If you have to take one from each course
Finite math probability  
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Probability Problems Math Algebra 1 Algebra 2

11/18/17

Question Below! Emergency! Assignment is Due by 3pm
Of the 193 member countries of the United Nations, 54 are in the African Group and 23 are in the Eastern European Group. Suppose that a country is selected at random from the members of the United... more
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Probability Problems Finite Mathematics Finite Math

11/16/17

Of the 3-digit numbers using the digits 1 to 9 allowing repeats, I pick one at random; determine the probability that my number is > 350
I got 7 x 5 x 9/ 9^3 -1/ 9^3 = 34/81 and the teacher said this was wrong. Could someone tell me what the answer is and how they go to it? 
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Probability Problems Probability Probability & Statistics

11/05/17

Questions about probability (Condition/Binomial random variable)
You have identical 30 balls; 5 black, 10 purple, 15 orange balls in a box.   Q1.If we take a ball, we make a mark on it and put it back to the box. We take one ball at a time. What is the... more
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Probability Problems

11/03/17

You walk into a room with 4 other people in it. What is the probability that one or more of them has a birthday in the same month as yours? Answer with a percen
You walk into a room with 4 other people in it. What is the probability that one or more of them has a birthday in the same month as yours? Answer with a percentage rounded to the nearest tenth of... more
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Probability Problems

10/28/17

Probability problem
A court system needs to assign 3 out of 8 judges to a roster of criminal cases. 5 of the judges are male, and 3 are female.  A) Does the selection of a judge involve a permutation or... more
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Probability Problems

10/28/17

Probability problem
A bag contains 16 fake diamonds and 8 real diamonds that are identically shaped. If 5 diam are randomly selected from the bag, what is the probability that 2 are fake and 3 are real?
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Probability Problems

10/07/17

Two fair die rolled. What’s the probability the sum of two die is 5?
Im confused by Steve‘s answer because in my understanding there are only 2 possibilities for a sum of (5) 4,1 or 3,2. So that’s two ways out of 36?
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Probability Problems

10/04/17

Probability help
Americans can be quite suspicious, especially when it comes to governmentconspiracies. On the question of whether the U.S. Air Force has withheld proof of theexistence of intelligent life on other... more
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Probability Problems

10/02/17

What is the probability that one is male and one is female?
Farmer Bob runs a pig farm and currently has as many male pigs as female pigs. Farmer Sue decides to buy two pigs from Bob and sends her son to pick them up, who just randomly grabs two pigs and... more
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