5,341 Answered Questions for the topic probability

Probability

04/22/21

write your answer as a simplified fraction
The probability of an event, P(E), is 3/10. What is P(E’)?
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Probability

04/22/21

write your answer as a simplified fraction.
A bag contains 3 red balls, 5 blue balls, and 6 yellow balls.a) If 3 balls are chosen at random, what is the probability that 2 yellow and 1 red ballwill be selected?b) If 1 ball is chosen at... more
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Probability

04/22/21

write your answer as a simplified fraction.
Two balls are to be selected without replacement from a bag containing 1 red, 1 blue,1 green, 1 yellow, and 1 black ball. What is the probability that the red ball and thenthe green ball is selected?
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Probability Math Statistics Algebra

04/22/21

The experimental probability of randomly choosing a male from a litter of puppies is 1/4. Please show all steps and explain, Thank you.
The experimental probability of randomly choosing a male from a litter of puppies is 1/4. If there are 6 female puppies in the litter, how many males are there?
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Probability

04/22/21

If the probability of an event is 0.91 how likely is it to happen

If the probability of an event is 0.91 how likely is it to happen
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Probability

04/22/21

write your answer as a simplified fraction.
Each of the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9 is written on a ticket and the tickets areplaced in a bowl. If 3 of the tickets are selected at random, find the probability thatall three... more
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Probability

04/22/21

write your answer as a simplified fraction.
The probability that Patricia will win the election is 9/14. What is the probability that she will not win the election?
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Probability

04/22/21

write your answer as a simplified fraction.
The names of 3 women and 2 men are written on scraps of paper and placed in a hat.Two slips of paper are drawn, one at a time, with replacement.a) What is the probability that both pieces of paper... more
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Probability Math Statistics

04/22/21

A researcher claims that all call center agents sleep for an average that is less than or equal to 7.5 hours per day with a population standard deviation of 1.4 hours per day.

A researcher claims that all call center agents sleep for an average that is less than or equal to 7.5 hours per day with a population standard deviation of 1.4 hours per day. To validate the... more
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Probability Math Statistics

04/22/21

Two years ago, the average acres of farms in a certain geographic region was 55 acres.

Two years ago, the average acres of farms in a certain geographic region was 55 acres. The standard deviation of the population was 10 acres. A recent study consisting of 25 farms showed that the... more
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Probability Math Discrete Math

04/22/21

How many permutations of the letters a, b, c, d, e, f, g have either two or three letters between a and b.
How many permutations of the letters a, b, c, d, e, f, g have either two or three letters between a and b.Is the answer 1680??
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Probability Math Statistics

04/22/21

Exam takers are classified based on their gender: men and women.

Exam takers are classified based on their gender: men and women. Out of 239 passers, 89 women passed. FInd the lower limit of th 95% confidence interval of the men who passed. Round off answers to... more
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Probability Math Statistics

04/22/21

Mrs Reyes wants to test if her students in Basic Calculus
Mrs Reyes wants to test if her students in Basic Calculus spend less than 30 minutes per day on homework. A random sample of 64 students shows that they spend an average of 24.5 minutes per day on... more
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Probability Math Statistics

04/22/21

Probability Question
On a sunny day there is a 70% chance that Jenny will walk her dog. If there is a 42% chance of sun on Monday what is the probability that Jenny will walk her dog? Please explain as well, thanks. :)
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Probability Math Statistics

04/22/21

A number is chosen randomly from the numbers 1-20. If event A = {a multiple of 5}, what is the value of P(A')?
A number is chosen randomly from the numbers 1-20. If event A = {a multiple of 5}, what is the value of P(A')?Would it be 17/20? I did: Multiples of 5 between 1-20 (5,10,15) 3 numbers, 3/20, P(A) +... more
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04/22/21

Probability Question;
Helena successfully made 21 out of 30 free throw attempts. What is the experimental probability that she can make a successful free throw? If Helena makes 5 out of the next 10 shots, what is her... more
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04/21/21

A coin is tossed 10 times and comes up heads 4 times. What is the experimental probability of this coin coming up
A coin is tossed 10 times and comes up heads 4 times. What is the experimental probability of this coin coming upa) heads?b) tails?
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Probability Math Statistics

04/21/21

A number is chosen randomly from the numbers 1-20. If event A = {a multiple of 5}, what is the value of P(A')?
A number is chosen randomly from the numbers 1-20. If event A = {a multiple of 5}, what is the value of P(A')?
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04/21/21

A stable has 14 horses available for trail rides. Of these horses, 6 are brown, 5 are mainly white, and the rest are black.
A stable has 14 horses available for trail rides. Of these horses, 6 are brown, 5 are mainly white, and the rest are black. If Jenna selects one at random, what is the probability that her horse... more
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Probability Math Statistics

04/21/21

Probability Question Three
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 having a girl. What is the probability... more
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04/21/21

If the probability of rain tomorrow is 65%, what is the probability that it will not rain tomorrow?
If the probability of rain tomorrow is 65%, what is the probability that it will not rain tomorrow?
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Probability Math Statistics Algebra

04/21/21

Probability Question
What is the probability that a randomly drawn integer between 1 and 40 is NOT a perfect square?
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Probability Math Algebra 1 Algebra 2

04/21/21

If repetition is not allowed, how many different license plates are possible if two letters are followed by four digits?
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Probability Math Algebra 1 Algebra 2

04/21/21

An ice cream shop has 5 different possible toppings. How many different topping combinations are possible if your ice cream will have at least one topping but no more than 3 toppings?
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Probability Math Algebra 1 Algebra 2

04/21/21

You toss two six-sided. Find the probability that the sum is 5.
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