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Recent questions tagged probability


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There are 6 pillows in a bed, 3 are red, 2 are yellow and 1 is blue. What is the probability of picking a yellow pillow?

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a. What is the probability the 7 of spades is drawn?
1 answer 32 views
a. What is the probability the 7 of spades is drawn?  A card is drawn from a standard deck of 52 cards.   a. What is the probability the 7 of spades is drawn? b. What is the proba ...
by matinik
(112 points)
asked in Mathematics May 2
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Does MathsGee have a Plinko Probability simulation?
1 answer 27 views
Does MathsGee have a Plinko Probability simulation?Does MathsGee have a Plinko Probability simulation? ...
by Pieter Gold Status
(30,445 points)
asked in Physics & Chemistry May 1
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Determine the probability as a percentage of randomly selecting a colours male from the total population

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Josh rolls one six-sided die and one four-sided die. What is the probability he will roll two odd numbers?
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conditional probability problem...help
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conditional probability problem...helpThere are 4 balls in the pocket. What you want to know is the number of green balls in your pocket. Since we do not know the number of green balls i ...
by anonymous
asked in Mathematics Apr 25
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Consider a Binomial experiment with 6 trials and p=0.6. Compute the probability of 3 successful outcome.

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The probability that if one identical (monozygotic) twin is diagnosed with schizophrenia, so will the other twin is
0 answers 33 views
The probability that if one identical (monozygotic) twin is diagnosed with schizophrenia, so will the other twin isThe probability that if one identical (monozygotic) twin is diagnosed with schizophrenia, so will the other twin is A. \(90 \%\) B. \(50 \%\) C. \(10 ...
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What is choice modeling?
1 answer 97 views
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Write out a model for the observed utility of each chocolate bar in the above set.
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Write out a model for the observed utility of each chocolate bar in the above set. a) Write out a model for the observed utility of each chocolate bar in the above set. b) If the coefficient for the price attribute was \(-0. ...
by MathsGee Platinum
(118,646 points)
asked in Data Science & Statistics Mar 4
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How do we calculate the observed utility \(v_j\)?
1 answer 40 views
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The value of a random variable, \(\tilde{x}\), is determined by rolling one fair, 6-sided dice. Draw the PDF and CDF of \(\tilde{x}\).

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What method can I use to determine the probability that the value if a random variable \(x\) is less than or equal to value \(a\)?

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In order to fix a crack in the side of the pool 46kl of water had to be drained from the pool

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Approximately \(75 \%\) of all marketing personnel are extroverts, whereas about \(60 \%\) of all computer programmers are introverts.
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Describe probability proportion to size sampling
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Describe probability proportion to size samplingDescribe probability proportion to size sampling with is calculations and formulas ...
by Joan
asked in Mathematics Feb 11
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A six-sided die has four green and two red faces and is balanced so that each face is equally likely to come up. The die will be rolled several times.

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A fair coin is tossed, and a fair die is thrown. Write down sample spaces for
1 answer 119 views
A fair coin is tossed, and a fair die is thrown. Write down sample spaces forA fair coin is tossed, and a fair die is thrown. Write down sample spaces for (a) the toss of the coin; (b) the throw of the die; (c) the combination ...
by Pieter Gold Status
(30,445 points)
asked in Data Science & Statistics Feb 8
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Give three multiples of \(20 .\)
0 answers 60 views
Give three multiples of \(20 .\)Give three multiples of \(20 .\) ...
by Pieter Gold Status
(30,445 points)
asked in Mathematics Feb 5
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What are some of the discrete probability distributions?
0 answers 60 views
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A grain company called Splitting My Grain analyses and tabulates the number of sales it fulfilled in 2020 in the table below:
0 answers 46 views
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Calculate \(P(500)\) (the enrollment in Math 151 in fall of 2500). Simplify your answer as much as possible. The answer will be quite large.
0 answers 40 views
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What does Laplace's Rule of succession state?
1 answer 72 views
What does Laplace's Rule of succession state?What does Laplace's Rule of succession state? ...
by MathsGee Platinum
(118,646 points)
asked in Data Science & Statistics Jan 31
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What is the difference between chance, likelihood and odds in probability?
1 answer 79 views
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How can you determine if it is a positive or negative relationship?
0 answers 50 views
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What do z-scores denote?
1 answer 50 views
What do z-scores denote?What do z-scores denote? ...
by MathsGee Platinum
(118,646 points)
asked in Data Science & Statistics Jan 24
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Show that the matrix \(\lim _{k \rightarrow \infty} T^{k}\) has all of its columns equal to \(P_{\infty}\).
0 answers 54 views
Show that the matrix \(\lim _{k \rightarrow \infty} T^{k}\) has all of its columns equal to \(P_{\infty}\).If \(T\) is the transition matrix of a regular Markov process (so for some \(k\) all the entries of \(T^{k}\) are positive), we know there is a probab ...
by MathsGee Platinum
(118,646 points)
asked in Mathematics Jan 21
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A certain plant species has either red (dominant), pink (hybred), or white (recesive) flowers, depending on its genotype.
0 answers 79 views
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Let \(T\) be the transition matrix of a Markov process. If \(P\) is a probability vector, show that \(T P\) is also a probability vector.
0 answers 141 views
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Say you pick a point \((x, y)\) at random in the unit square \(0 \leq x \leq 1,0 \leq y \leq 1\). Compute the probability it will be in the set
0 answers 61 views
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Say you pick a point \(x\) at random in the interval \(0 \leq x \leq 1\). What is the probbility that it will be in the set
0 answers 50 views
Say you pick a point \(x\) at random in the interval \(0 \leq x \leq 1\). What is the probbility that it will be in the setSay you pick a point \(x\) at random in the interval \(0 \leq x \leq 1\). What is the probability that it will be in the set a) \(S=\{x \leq 1 / 2\) a ...
by MathsGee Platinum
(118,646 points)
asked in Mathematics Jan 21
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 A number, \(k\), of people are subjected to a blood test, the result of which is either "positive" or "negative". It can be processed in two ways:
0 answers 45 views
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Would you accept a gamble that offers a 10-percent chance to win \(\$ 95\) and a 90-percent chance to lose \$5?
0 answers 56 views
Would you accept a gamble that offers a 10-percent chance to win \(\$ 95\) and a 90-percent chance to lose \$5?a). Would you accept a gamble that offers a 10-percent chance to win \(\$ 95\) and a 90-percent chance to lose \$5? b). Would you pay \(\$ 5\) to part ...
by MathsGee Platinum
(118,646 points)
asked in Mathematics Jan 21
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