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Recent questions tagged probability

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722
me test
A simple graph with n vertices is constructed by randomly and independently placing an edge between every two vertices with probability p. What is the expected no. of nodes with degree 2?
A simple graph with n vertices is constructed by randomly and independently placing an edge between every two vertices with probability p. What is the expected no. of nod...
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1 votes
1 answer
723
UGC NET CSE | July 2018 | Part 2 | Question: 25
A text is made up of the characters A, B, C, D, E each occurring with the probability 0.08, 0.40, 0.25, 0.15 and 0.12 respectively. The optimal coding will have the average length of 2.4 1.87 3.0 2.15
A text is made up of the characters A, B, C, D, E each occurring with the probability 0.08, 0.40, 0.25, 0.15 and 0.12 respectively. The optimal coding will have the avera...
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3 answers
724
UGC NET CSE | July 2018 | Part 2 | Question: 80
Consider the set of all possible five-card poker hands dealt fairly from a standard deck of fifty-two cards. How many atomic events are there in the joint probability distribution? 2, 598, 960 3, 468, 960 3, 958, 590 2, 645, 590
Consider the set of all possible five-card poker hands dealt fairly from a standard deck of fifty-two cards. How many atomic events are there in the joint probability dis...
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2 answers
727
Uniform Random variable-Self Doubt
I was reading the uniform random variable from sheldon ross it is given that X is a uniform random variable on the interval $(\alpha,\beta)$ ... My query is how they derived the distribution function from the density function?
I was reading the uniform random variable from sheldon rossit is given that X is a uniform random variable on the interval $(\alpha,\beta)$ if the probability density fun...
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728
What is the probability that a five-card poker hand contains the two of diamonds and the three of spades?
Ans :How answer is ((1C1)(1C1)(50C3))/(52C5)?
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730
Probability-Sheldon Ross
An ordinary deck of 52 playing cards is randomly divided into 4 piles of 13 cards each. Compute the probability that each pile has exactly 1 ace.
An ordinary deck of 52 playing cards is randomly divided into 4 piles of 13 cards each. Compute the probability that each pile has exactly 1 ace.
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1 votes
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731
interview IIsc
Given a deck of 10 cards numbered 1 to 10. Select 3 cards one by one. Find the probability that selected cards is in increasing order. Eg : {1, 5, 7} or {8, 9, 10} etc
Given a deck of 10 cards numbered 1 to 10. Select 3 cards one by one. Find the probability that selected cards is in increasing order. Eg : {1, 5, 7} or {8, 9, 10} etc
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2 answers
733
probability ques
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1 votes
2 answers
735
GATE Suitability Test | Test 1 | Question: 5
In a group of 11 people what is the probability that exactly two people have birthday on same day ?
In a group of 11 people what is the probability that exactly two people have birthday on same day ?
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1 answer
736
Gate_2019_Mock_Paper
Please explain
Please explain
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742
Probability Density Function
Given a probability density function $\frac{1}{x}$. Value exists in the interval $\left ( 2,3 \right )$ Can this pdf has existence outside this range?
Given a probability density function $\frac{1}{x}$. Value exists in the interval $\left ( 2,3 \right )$Can this pdf has existence outside this range?
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747
IIT M Written : Probability
An experiment is performed $n$ times, in each of which an event $X$ may occur with a probability $p$. Determine$ E[ \overline{X}]$ and $Var( \overline{X})$, where $\overline{X} $is the complement of the event $X$
An experiment is performed $n$ times, in each of which an event $X$ may occur with a probability $p$. Determine$ E[ \overline{X}]$ and $Var( \overline{X})$, where $\overl...
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1 votes
2 answers
748
Doubt
Suppose we are playing a game.You have to choose 1 out 3 doors.Behind 1 lucky door ,we have 1 million dollars.You picked 1 st door.But i opened the 3rd door and found nothing.Now,if i give you another chance ,will you change your choice? (Use probabiliy estimates to answer)
Suppose we are playing a game.You have to choose 1 out 3 doors.Behind 1 lucky door ,we have 1 million dollars.You picked 1 st door.But i opened the 3rd door and found not...
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1 votes
2 answers
749
Bayes theorem
This is extended form of Bayes theorem Can somebody explain (or can prove), how from 1st line 2 line came?
This is extended form of Bayes theoremCan somebody explain (or can prove), how from 1st line 2 line came?
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2 votes
1 answer
750
IISc CDS(MTech -R)
There are 12 pair of shoes, what is the probability that atleast one complete pair of shoes are present if 4 shoes are selected at random?
There are 12 pair of shoes, what is the probability that atleast one complete pair of shoes are present if 4 shoes are selected at random?
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