5,385 Answered Questions for the topic probability

Probability Math Algebra 1 Prealgebra

04/26/21

Question, state whether each pair of events is mutually exclusive or non-mutually exclusive and explain why.
Question, state whether each pair of events is mutually exclusive or non-mutually exclusive and explain why.a) Event A = Your birthday falling on a Saturday next year. Event B = Your birthday... more
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04/26/21

Probability Question
For a particular species of cat, the odds against a kitten being born with either blue eyes or white spots are 3:1. If the probability of a kitten exhibiting only one of these traits is equal and... more
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Probability

04/26/21

experimental probability

an 8 equal sector spinner numbered from 1 to 8 was spinned. the first 3 spinner stopped on the number 8. what is the experimental probability that the spinner will land on the number 8 for the 4th... more
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Probability Math Algebra Mathematics

04/26/21

Mathenatics Probability word problem
A chess player plays two games against a computer. The probability of winning the first game is 0.6. The probability of winning the second game is 0.8. Assume the outcome of one game does not... more
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Probability Finite Math

04/26/21

Distribution problem! Help!
 The probability distribution of a random variable X is given. x     1     2     3     4     P(X = x)     0.3     0.1     0.4     0.2     Compute the mean, variance, and standard deviation... more
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Probability Math Prealgebra Statistics

04/25/21

probability question
A market-research firm monitored 1000 television viewers, consisting of 800 adults and 200 children, to evaluate a new comedy series that aired for the first time last week. Research indicated that... more
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Probability Math Prealgebra Statistics

04/25/21

Question, state whether each pair of events is mutually exclusive or non-mutually exclusive and explain why.
Question, state whether each pair of events is mutually exclusive or non-mutually exclusive and explain why. a) Event A = Your birthday falling on a Saturday next year. Event B = Your... more
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Expert Answers •1
Probability Math Prealgebra Statistics

04/25/21

Probability- Odds Question
A confident and boastful coach claims that on the next league game the odds of her team winning are 3:1; the odds against losing are 5:1; and the odds against a tie are 7:1. Can these odds be... more
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Probability Math Prealgebra Statistics

04/25/21

Three cards are taken out of a deck.
1.Three cards are taken out of a deck. What is the probability that the third card is a redface card or a king given the first is the king of hearts and the second is the queen ofdiamonds? Please... more
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Probability Math Statistics Algebra

04/25/21

Question 2; Determine the probability of...
2.The probability that a teenager likes pizza is 0.8, and the probability that a teenager likesbroccoli is 0.25. If only 2 out of 10 teenagers enjoy pizza AND broccoli, what is theprobability that... more
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Probability

04/25/21

If Evan takes either the package of peanuts or the banana, how many different selections of three snack items can he take?
Evan has two baskets containing snacks items. The first basket contains one package each of peanuts, almonds, cashews, and pretzels. The second basket contains a banana, a mango, a peach, a pear,... more
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Probability Math Prealgebra Statistics

04/25/21

Question; Determine the probability of...
Determine the probability of choosing a heart or a ten in a deck of cards. Show all steps please, thank you.
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Probability Statistics R Coding

04/25/21

Using R script functions generate random samples and calculate sample means. Be sure to solve all 3 parts of this problem.
Please show the R script coding/steps to solve this. Please do all 3 parts of this question!!! Thanks in advance!!! :)Assume that we have a normal population with a mean of 10 and a variance of 22,... more
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Probability Math Prealgebra Statistics

04/25/21

Probability Odds Question Two
1.Chelsea is trying out for her school play.Using subjective probability, she estimatesthat she has an 80% chance of getting a partand a 25% probability of landing a lead role.a) What are the odds... more
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Probability Math Prealgebra Statistics

04/25/21

Probability- Odds Question
A confident and boastful coach claims that on the next league game the odds of her team winning are 3:1; the odds against losing are 5:1; and the odds against a tie are 7:1. Can these odds be... more
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Probability Statistics

04/25/21

How many arrangements are there of the word “test result”
it’s is 1663200 or 8640
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Probability Math Algebra 1 Prealgebra

04/25/21

Given; (odds against A) = 5:4, Find P(A).
Given; (odds against A) = 5:4, Find P(A).would the answer be 5/9?I did P(A) = h/k+h, odds in favour = 5 (h):4 (k) -> P(A) = 5/4+5 = 5/9, but it said the answer is 4/9 and I don't understand why... more
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Probability Math Prealgebra Statistics

04/24/21

Given; (odds against A) = 5:4, Find P(A).

Given; (odds against A) = 5:4, Find P(A).would the answer be 5/9?I did P(A) = h/k+h, odds in favour = 5 (h):4 (k) -> P(A) = 5/4+5 = 5/9, but it said the answer is 4/9 and I don't understand why... more
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Probability Statistics Coding Rscript

04/24/21

Solve using R Script to compute a 90% confidence interval for the difference between the average running times of films produced by the two companies
Please solve using R Script and show all coding/steps. Thanks in advance!The following data represent the running times of films produced by two motion-picture companies.There are 2 companies, A and... more
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Probability Statistics R Coding

04/24/21

Using R Script please show the coding/steps to find the 95% confidence interval for the mean change in percent return to investors.
Thanks in advance!!! Please show all work/ coding in R Script, so I can try to understand how to solve problems like this later on.Fortune magazine (March 1997) reported the total returns to... more
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Probability Math Algebra 2 Prealgebra

04/24/21

Question; Use a tree diagram to illustrate the possible outcomes for a couple having 4 children...
Please Help, thank you so much.     Use a tree diagram to illustrate the possible outcomes for a couple having 4 children, assuming that the probability of having a boy equals the probability of... more
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Probability Math Algebra 1 Algebra 2

04/24/21

Question; Use a tree diagram to illustrate the possible outcomes for a couple having 4 children...
Please Help, thank you so much.    Use a tree diagram to illustrate the possible outcomes for a couple having 4 children, assuming that the probability of having a boy equals the probability of... more
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Probability Statistics

04/24/21

A chi-square independence test is to be conducted to decide whether an association exists between two variables of a populations...
A chi-square independence test is to be conducted to decide whether an association exists between two variables of a populations. One variable has 6 possible values and the other variable has 6.... more
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Probability Math Prealgebra Statistics

04/24/21

Given odds against A = 1:5, determine P(A).
Given odds against A = 1:5, determine P(A).Would this be right?P(A) = h/k+hOdds in favour = 1 (h):5 (k) -> P(A) = 1/5+1 = 1/6
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Probability Math Prealgebra Statistics

04/23/21

The odds of the boys basketball team making the playoffs is 5:6.
The odds of the boys basketball team making the playoffs is 5:6. What is the probability they won't make the playoffs? Please show all steps + explain, thank you.
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