5,381 Answered Questions for the topic probability

09/13/20

Probability of correct message sent over network
We wish to transmit an n-bit message to a receiving agent, which is the case for the low-level messaging on most computer networks. Unfortunately, no network technology is perfect, and it is... more
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Probability

09/13/20

expected value probability
You are selling security insurance services to a small business, and wish to know how to price your policy. In particular, you will reimburse the client for the costs of any attack that... more
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Probability Math Statistics

09/13/20

What is the probability?
Once a week, folks from Blacksburg, Greensboro, and Silver Spring get together for a game of pickup basketball. Every week, anywhere from one to five individuals will show up from each town, with... more
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Probability Statistics

09/13/20

Probability of two people authenticating as the same person
Suppose that a system is designed to detect N different “features” of a fingerprint, and each of these features can take on D different values. Further, assume that for any given fingerprint these... more
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Probability

09/12/20

What’s the probability of obtains exactly two tails on the tosses?
A penny, a nickel , a dime & a quarter are tossed.
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Probability

09/12/20

What’s the probability that the student selects the correct answer on all of the questions?
Each question of a 5 question multiple choice exam has 4 possible answers. Suppose a student picks an answer at random for each question.
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Probability

09/12/20

What’s the probability that all 5 selected are women?
An executive committee consists of 15 members: 7 men & 8 women. 5 members are selected at random to attend a meeting in Hawaii. The names are drawn from a hat.
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Probability

09/12/20

What’s the probability of a marble being red, not yellow, either red or green & neither red nor green?
A marble is selected at random from a jar containing 5 red marbles, 2 yellow marbles & 3 green marbles. What is the probability that a)the marble is redb)the marble is not yellowc)the marble is... more
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Probability Math Algebra 2

09/10/20

Probability with dice question
Q: Find the probability of rolling 2 odd numbers or a sum of 10 when a pair of dice is rolled.I have no idea how to solve/start this so any help is appreciated!
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Probability

09/09/20

Probability of winning a week
I am in an NFL Pickem League. I am 1 of 31 participants. Assuming we all have an equal shot at picking the games correctly what is the probability that I will win at least 1 week out of the 17... more
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Probability

09/08/20

A question about normal distribution and how to get a percentage
The life of a fully-charged cell phone battery is normally distributed with a mean of 14 hours with a standard deviation of 1 hour. What is the probability that a battery lasts at least 13 hours?
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Probability

09/08/20

Statistics and Probability
Suppose that grade point averages of undergraduate students at one university have a bell-shaped distribution with a mean of 2.572.57 and a standard deviation of 0.430.43. Using the empirical rule,... more
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Probability

09/07/20

Find the probability of the event of the​ date's being each of the following.
A date in the month of June is chosen at random. Find the probability of the event of the​ date's being each of the following.a.June10 ,b.June31, c. Before June 24
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Probability

09/07/20

What is the probability that an employee chosen at random is a​ secretary, given that the person is a male​?
There are 48 employees in a certain firm. We know that 36 of these employees are​ male, 6 of these males are​ secretaries, and 12 secretaries are employed by the firm.
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Probability

09/07/20

Find the probability the student selects the correct answer on all of the questions.
Each question of a​ 5-question multiple choice exam has 4 possible answers. Suppose a student picks an answer at random for each question.
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Probability

09/07/20

What’s the probability that the ball isn’t Brand B?
A total of 15 basketballs, including 6 brand A, 5 brand B, and 4 other brand-name balls are on a basketball court. Barry closes his eyes and arbitrarily picks up a ball from the court. What’s the... more
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Probability

09/07/20

A bag A contains 4 red and 6 black marbles .
A bag A contains 4 red and 6 black marbles . Another bag B contains 6 red and 4 black marbles . A marble is drawn from bag A and put into bag B ( without seeing its color ) . Now from bag B , a... more
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Probability

09/07/20

If one student is chosen from the school, what’s the probability of a freshman being chosen?
Sentinel High School was found to have the number of students listed below.Freshman-455sophomore-450junior-504Senior-591
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Probability

09/06/20

What is the probability that all 4 selected are men​?
executive committee consists of 12 ​members: 5 men and 7 women. 4 members are selected at random to attend a meeting in Hawaii. The names are drawn from a hat.
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Probability

09/06/20

Given Normal Distribution and probability, find mean
If x is normally distributed with mean 𝜇 and standard deviation 𝜎 = 4 and given that the probability that x is less than 32 is 0.0228, find the value of 𝜇.
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Probability

09/05/20

a probability question
say we are having a random drawing and given the following conditions:the possibility of the drawn number greater than 50 is 20% the possibility of the drawn number smaller than -50 is 15%now what... more
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Probability Of An Event

09/03/20

A box is filled with 12 yellow cards, 3 red cards, and 3 brown cards. A card is chosen at random from the box. What is the probability that the card is not red?
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Probability Fractions Numbers Percents

09/03/20

Big Ideas Online 10.5
You randomly choose one of the tiles. Without replacing the first tile, you choose a second tile. What is the probability of the compound event? Write your answer as a fraction or percent rounded... more
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Probability Math Statistics

09/03/20

HELP!!!! How many games of War would you expect to play until you had a game that lasted just 26 turns with no mini “Wars,” like the girl claimed?
A girl claimed that she once won a game of War that lasted exactly 26 turns.War is a two-player card game in which a standard deck of cards is first shuffled and then divided into two piles with 26... more
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Probability

09/02/20

Consider the variable Joe's weight next Friday. What is the probability he weighs 170 pounds, the same weight he told you for last Friday?
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