5,385 Answered Questions for the topic probability

Probability Math Mathematics

04/30/21

An eight-sided die is tossed: S={1,2,3,4,5,6,7,8}. Rounded to the two decimals, find P(Odd | Greater than and equal to 2)
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Probability Maths

04/30/21

Probability question
A code consists of six digits chosen at random from 0 to 9.the code can begin with a zero and digits can be repeatedhow many codes will end with 0 ?how many will contain the digits 2018 together... more
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Probability Maths

04/30/21

Probability question
A code consists of six digits chosen at random from 0 to 9.the code can begin with a zero and digits can be repeatedhow many codes will end with 0 ?how many will contain the digits 2018 together... more
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Probability Math Statistics

04/30/21

It is believed that 5% male teens suffer from depression....
It is believed that 5% male teens suffer from depression. A group of Psychology students wants to test that the proportion they believe is correct. They used a sample of 1,099, and found out that... more
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Probability Math Statistics

04/30/21

A group of researchers wanted to estimate the mean height of High School Students in college....
A group of researchers wanted to estimate the mean height of High School Students in college. It is believed that the population standard deviation is 46.5 cm. How big is the sample size be so that... more
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Probability

04/30/21

how many times should I flip a biased coin
If I have a Biased coin, where the probability of Heads (P(h)) is 37% and probability of Tails (P(t)) is 63%,Head I win $2, Tails I lose $1 And I start with a starting balance of $10, How many... more
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Probability

04/29/21

Probabilty related question
1. The marriage register data shows that 5 % of male and 0.25 % of female are divorcee. Now let us consider that a divorcee person is chosen at random, what is the probability that the chosen... more
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Probability Math Statistics Maths

04/29/21

Statistics Question
Suppose that mutations in a virus occur in the time interval [0, t] according to the following assumptions:i) Divide the interval [0, t] into n equal intervals, each of width t/nii) Let n be very... more
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04/29/21

probability question involving cards
As 4 cards are take out of a deck, what would the probability be if the 4th card is a RF card or a J, when the J of diamonds is the 1st card selected, 2nd the Q of hearts, 3rd three of... more
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Probability Statistics

04/29/21

Coefficient with and without the outlier
The following bivariate data set contains an... more
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Probability Math Statistics Maths

04/29/21

Statistics Question
Let X have a U(0, 1) distribution, with cumulative distribution function F(·). Prove that Y = − ln(1 − F(X)) has an exponential distribution and give its parameter. Then, derive the moment... more
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Probability Math Algebra 1 Algebra 2

04/28/21

Probability Question, which game would you play?
1.which would you prefer to play,a game with odds of 3:4 against winning or a game of odds of 2:3 infavor of winning ?explain using probabilities.
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Probability Math Algebra 1 Algebra 2

04/28/21

probability question, Find the probability that Anna will,

Question:Anna predicts that she has an 80% chance of passing Science and a 90% chance of passing Geography. Find the probability that Anna will, a) pass both science and geography (is the answer... more
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Probability Math Algebra 1 Algebra 2

04/28/21

Question The odds in favour of Daniel making the volleyball team are...
1.The odds in favour of Daniel making the volleyball team are 3:7 while the odds in favour of Liammaking the team are 2:5. Assume only one of them can make the team. What are theodds in favour of... more
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Probability Math Algebra 1 Algebra 2

04/28/21

probability Question
1.Lily is given the task of designing a game, as part of the game, a player is to select a card and roll a die.does it matter if the die is rolled first or the card is chosen first? explain please,... more
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Probability Math Algebra 1 Prealgebra

04/28/21

Question The odds in favour of Daniel making the volleyball team are...
1.The odds in favour of Daniel making the volleyball team are 3:7 while the odds in favour of Liammaking the team are 2:5. Assume only one of them can make the team. What are theodds in favour of... more
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Probability Math Prealgebra Statistics

04/28/21

Please help, Probability Q
1.Tomorrow's chances of getting a lot of snow are 0.2 (Probability). There is a 75% chance that Kate will be late for school if it snows. If it does not snow, there is a 35 percent chance that she... more
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Probability Math Prealgebra Statistics

04/28/21

probability Question

1.Lily is given the task of designing a game, as part of the game, a player is to select a card and roll a die.does it matter if the die is rolled first or the card is chosen first? explain.
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04/28/21

probability question
As 4 cards are take out of a deck, what would the probability be if the 4th card is a RF card or a J, when the J of diamonds is the 1st card selected, 2nd the Q of hearts, 3rd three of... more
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Probability

04/28/21

On coin flips, how do I calculate a run of "at least" 7 heads, versus a run of "exactly" 7 heads?
I am trying to figure out what the frequency of "at least" 7 runs in a row for coin flips. I know that "exactly" 7 heads in a row is 0.5^7 = about 0.75%. But what at about runs of "at least" 7... more
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Probability Math Algebra 2

04/28/21

you choose 2 balls at random, one at a time. Are you more likely to chose 2 white balls in a row when you replace the first ball or when you don't replace the first ball? Explain.
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Probability Math Algebra 2

04/28/21

you choose 2 balls at random, one at a time. Are you more likely to chose 2 white balls in a row when you replace the first ball or when you don't replace the first ball? Explain.
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Probability Math Algebra 2

04/28/21

what is the probability that you randomly draw 4 aces consecutively from a standard deck of 52 cards without replacement?
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Probability Math Statistics Algebra

04/28/21

Determine the probability of the following:
1.Determine the probability of the following:b) not getting a face card when one card is pulled from a deck. Is it 40/51? c) having a test on a Thursday, isn't this subjective probability?
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Probability Math Algebra 1 Prealgebra

04/28/21

probability question
1.The Toronto Maple Leafs arefacing the Montréal Canadiens in a bestof seven playoff series. The first team towin four games wins the series. Ties arebroken through sudden decision... more
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