744 Answered Questions for the topic Probability & Statistics
03/07/15
How many of these are less than 5000?
In this version, you are to form a 4-digit number from the digits 1, 2, 3, 4, 7, 8, and 9, using each at most once.
How many of these are less than 5000?
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03/07/15
What is the value of w2?
For this problem, assume that 2, 6, 5, and 4 are equally likely, a 1 is three times as likely as a 4, and a 3 is four times as likely as a 1. (1) What is the value of w2? (2) What is the value of...
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03/07/15
How many ways can you pick the cars so not all are the same size?
For this problem, assume that you are to pick 4 cars from the motor pool, which contains 7 subcompact cars, 6 compact cars, and 4 midsize cars. How many ways can you pick the cars so not all are...
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Probability & Statistics
03/07/15
what is the 55% probability of absenteeism and 41% of turnover and 22% of both absenteeism and turnover?
what is the 55% probability of absenteeism and 41% of turnover and 22% of both absenteeism and turnover?
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Probability & Statistics
03/06/15
If you were to draw a card from a standard 52 deck, replace it, and shuffle, then what would be the probability of drawing the same card again?
Answer the question regarding a standard 52-card deck
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03/05/15
1) What is the value of w2? (2) What is the value of w1? (3) What is the value of w3?
For this problem, assume that 2, 6, 5, and 4 are equally likely, a 1 is three times as likely as a 4, and a 3 is four times as likely as a 1.(1) What is the value of w2? (2) What is the value of...
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03/05/15
What is the probability they sum to 9, 3, or 6?
involving the sum of two die rolls.(1) What is the probability they sum to 9, 3, or 6? (2) What is the probability they sum to at least 7?
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03/05/15
What is the probability that at least 2 of the dinners selected are pasta dinners?
Assume that there are 15 frozen dinners: 6 pasta, 5 chicken, and 4 seafood dinners. The student selects 5 of them.What is the probability that at least 2 of the dinners selected are pasta dinners?
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03/05/15
In how many ways can the assignments be made if John writes the introduction?
Assume that 12 students, including John, are working on the project report, which contains an introduction, 4 chapters, and a conclusion for a total of 6 sections.(1) In how many ways can the...
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03/04/15
Finite Homework, need help: permutations, combinations, probability.
1. For this problem, assume the cooler contains 32 cans, 22 of which are regular, and the rest of which are diet.
What is the probability of selecting 5 cans from the cooler so that at least 4 are...
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03/03/15
How many different casts are there?
Assume that there are 6 unfilled roles: 4 male and 2 female. There are 8 men and 4 women, including Jennifer, auditioning for a part in the play. (1) How many different casts are there? (2) How...
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03/03/15
How many outcomes does this experiment have?
For this problem, assume the balls in the box are numbered 1 through 7, and that an experiment consists of randomly selecting 2 balls one after another without replacement. (1) How many outcomes...
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03/03/15
How many different answer sheets can be submitted?
For this problem, assume the test had 8 true-false questions and 8 multiple-choice questions, and that each multiple-choice question had 3 choices.
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03/03/15
What is the probability that you choose the December 1st issue of Newsweek?
Assume that there are 8 different issues of Sports Illustrated, 7 different issues of Time, and 4 different issues of Newsweek, including the December 1st issue, on the rack. You choose 4 of them...
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03/02/15
Finite Homework: Probability and statistics.
1. Assume that there are 19 frozen dinners: 10 pasta, 6 chicken, and 3 seafood dinners. The student selects 5 of them.
What is the probability that at least 2 of the dinners selected are pasta...
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03/02/15
(1) What is the probability that exactly 1 is an issue issue of Newsweek?
Assume that there are 6 different issues of Newsweek, 7 different issues of Sports Illustrated, and 3 different issues of Time, including the December 1st issue, on the rack. You choose 4 of them...
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03/02/15
What is the probability that both heads and tails occur?
involving flipping a fair coin. Assume that the coin is flipped 3 times.What is the probability that both heads and tails occur?
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03/01/15
Is there a way to calculate the probability of one missing work (a random occurrence) out of an eleven year time span?
I have an employee who has missed work twice in eleven years. I'm wondering if there is a way to show the probability of a random error like this occuring. Im not sure what information I may still...
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03/01/15
What is the probability that the coach selects at least 3 passing plays and at least 3 running plays?
Assume that the playbook contains 9 passing plays and 16 running plays. The coach randomly selects 9 plays from the playbook.
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03/01/15
Find the probability that Tom is given a task.
Assume that there are 11 board members: 9 females, and 2 males including Tom. There are 5 tasks to be assigned randomly, including that of advertising meetings to the public.
(1) Find the...
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03/01/15
What is the probability that at least 2 of the dinners selected are pasta dinners?
Assume that there are 19 frozen dinners: 10 pasta, 6 chicken, and 3 seafood dinners. The student selects 5 of them.
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03/01/15
(1) What is the probability that you choose 3 issues of Sports Illustrated and 1 issue of Newsweek?
Assume that there are 6 different issues of Sports Illustrated, 7 different issues of Newsweek, and 4 different issues of Popular Science, including the December 1st issue, on the rack. You choose...
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Probability & Statistics
02/26/15
The names of 10 men and 7 women are entered in a sweepstakes drawing. Two names are drawn at random in succession.
The names of 10 men and 7 women are entered in a sweepstakes drawing. Two names are drawn at random in succession.
What is the probability the:
A) first name is a man's and the second is a...
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02/26/15
What is the probability that all of the coins selected are dimes?
Assume that you select 2 coins at random from 9 coins: 4 dimes and 5 quarters.What is the probability that all of the coins selected are dimes?
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02/26/15
What is the probability that 2 females are selected?
A group of students who are selecting 2 of their group at random to give a report, but assume that there are 8 males and 3 females. What is the probability that 2 females are selected? What is the...
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