5,381 Answered Questions for the topic probability

Probability

08/13/20

Card Probability
probability of drawing a spade and then a red card from a standard deck of cards WITHOUT replacement
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Probability Algebra 2

08/13/20

Card Probability

probability of drawing a red card or a club from a standard deck of cards
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Probability

08/13/20

Could Anyone Help With This Math Question on Probability?

Four friends want to play a game. In order to decide who starts first, two proposals are made.Kristal proposes that they assign everyone a number and take turns rolling a six-sided die. The player... more
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Probability

08/13/20

Probability binomial distribution

According to census data, there are a total of 248.8 million households in India. Out of these households, approximately 17 million households in India have dogs as pets.Now, suppose that you... more
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Probability Math Algebra 2 Statistics

08/13/20

Challenging Prob/Stats questions I am stuck on
Q1: A history pop quiz has one question in which students are asked to arrange the following presidents in chronological order: Hayes, Taft, Polk, Taylor, Grant, and Pierce.After carefully reading... more
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Probability Statistics

08/11/20

The probability of getting a reading between 0.25°C and 1.00°C is
The probability of getting a reading between 0.25°C and 1.00°C is
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Probability Statistics

08/09/20

Central limit theorem question
Assume that height of 300 soldiers in army battlaion is normally distributed with mean 68 inches and std dev of 3. If 80 samples consisting of 25 soldiers each are taken what would be the mean ane... more
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Probability

08/09/20

What is the probability that the lead singer's voice will be fine at the band's next gig, which is 2 weeks from now?
there is a 4% chance that a band's lead singer's voice isnt working on any given day. This band has played 19 gigs so far this year, and at each of these the lead singer's voice has been fine. What... more
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Probability Math Algebra 2

08/08/20

Probability of cards
find the probability of drawing a black even card from a standard deck of cards.
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Probability

08/07/20

Some confusion related to probability
3 company manufacturers 1000 scooters in a month. Plants A, B and C manufactures 500,300 and 200 resp. 90%,92% and 95% scooter are standard quality in these plants. So what is the probability that... more
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Probability Statistics Mathematics

08/07/20

Maximum Likelihood Estimate

How to derive the likelihood function for binomial distribution for parameter estimation?
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Probability Math Algebra 2

08/06/20

Probability of coin tosses and rolling dice
So I am struggling on how to calculate probability with coins and dice, so with these next examples if you could explain it, it would be very helpful to me! Any help is appreciated.Q: Find the... more
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Probability Algebra 2

08/05/20

Probability of marbles
find the probability of picking 2 blue marbles when the marbles picked (with replacement) from a bag containing 5 blue and 8 yellow marbles
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Probability Math

08/04/20

There are 3 boxes, one of them contains red balls, another contains green balls and the last contains red balls and green balls.

There are 3 boxes, one of them contains red balls, another contains green balls and the last contains red balls and green balls. These boxes are labelled with the following labels: "Red balls"... more
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08/03/20

I need to be explained about this question. Any help will be kind!
A ping pong ball is drawn at random from an urn consisting of balls numbered 4 through 9. A player wins $1 if the number on the ball is odd and loses $1.5 if the number is even. Let x be the amount... more
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Probability

08/03/20

Probability/ in a proposed business venture, a businesswoman estimates there is a 50% chance she will make $59,000 and a 50 % chance she will lose $61,000 determine her expected value

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Probability

08/01/20

What is the probability all four members on the committee will be girls

12 boys 9 girls 4 members chosen
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Probability Statistics

07/31/20

A six-sided die, with a number from 1 to 6 on each side, is rolled twice. What is the probability that two odd numbers are rolled consecutively?
A six-sided die, with a number from 1 to 6 on each side, is rolled twice. What is the probability that two odd numbers are rolled consecutively?The answer in the pre test is 1/4. I cannot figure... more
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Probability Math Statistics

07/31/20

HELP ASAP A spinner has ten equal sectors, numbered 1 through 10. What is the probability that the arrow on the spinner will stop on a multiple of 3?
A spinner has ten equal sectors, numbered 1 through 10. What is the probability that the arrow on the spinner will stop on a multiple of 3? 0.1 0.3 0 1
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Probability Math Statistics

07/31/20

HELP ASAP For which of the binomial distributions listed below is the normal distribution not a reasonable approximation?
For which of the binomial distributions listed below is the normal distribution not a reasonable approximation?1.N=40, P=0.82.N=50, P=0.43.N=75, P=0.114.N=40, P=0.88
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Probability Math Statistics

07/31/20

Which of these random variables has a geometric distribution? HELP ASAP
1.the number of attempts before rolling a 3 with a die2.the number of defective products in a random sample of 20 taken from a production line that has a 3% defect rate3.the number of diamonds... more
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Probability Math Statistics

07/31/20

HELP ASAP PROBABILITY/STATS QUESTION
What is the value of term  in Pascal's triangle? 4 3 10 6
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Probability Math Statistics

07/31/20

HELP ASAPIf P(A) = 0.4 and P(B) = 0.2, and A and B are mutually exclusive events, which one of the following statements is true?
If P(A) = 0.4 and P(B) = 0.2, and A and B are mutually exclusive events, which one of the following statements is true?1.P(A or B) = 0.082.P(A or B) = 0.23.P(A and B) = 04.P(A and B) = 0.6
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Probability

07/30/20

probability question
If there's a larger set with a random distribution of A, B, C and D, and I view a small portion of the set and see an uneven amount of each variable (for example only one A, and more B, C and D)... more
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Probability

07/30/20

Probability question
: (a) Mr Okyere takes banana and apple to the office to share with his officemate. The probability that he will eat the banana is 0.7 and 0.8 is the probabilitythat he will eat the apple. The... more
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