5,395 Answered Questions for the topic probability
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
Follows
•
2
Expert Answers
•1
![]()
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??
Follows
•
1
Expert Answers
•1
![]()
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
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
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. :)
Follows
•
1
Expert Answers
•1
![]()
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
Follows
•
1
Expert Answers
•1
![]()
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
Follows
•
1
Expert Answers
•1
![]()
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?
Follows
•
1
Expert Answers
•1
![]()
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')?
Follows
•
1
Expert Answers
•1
![]()
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
Follows
•
1
Expert Answers
•1
![]()
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
Follows
•
1
Expert Answers
•1
![]()
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?
Follows
•
1
Expert Answers
•1
![]()
04/21/21
Probability Question
What is the probability that a randomly drawn integer between 1 and 40 is NOT a perfect square?
If repetition is not allowed, how many different license plates are possible if two letters are followed by four digits?
Follows
•
1
Expert Answers
•2
![]()
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?
Follows
•
1
Expert Answers
•1
![]()
A data set has a mean of 100 and a standard deviation of 20. What is the approximate probability of picking a data item that is less than 80?
Answer choices:a) 0.8427b) 0.1573c) 0.1359d) 0.0214
Follows
•
1
Expert Answers
•1
![]()
Probability Statistics
04/21/21
Find the probability
Given P(A) = 0.6 and P(B) = 0.8, do the following: (a) If A and B are independent events, compute P(A and B). (b) If P(A | B) = 0.5, compute P(A and B).
Follows
•
1
Expert Answers
•2
![]()
Probability Statistics
04/21/21
Find the probability
If the probability of being hospitalized during a certain year is 0.21, find the probability that no one in a family of three will be hospitalized that year.The probability is . (Round your answer...
more
Follows
•
2
Expert Answers
•1
![]()
A data set has a mean of 100 and a standard deviation of 20. What is the probability of picking a data item that is between 60 and 120?
answer choices:a) 0.3413b) 0.6000c) 0.6826d) 0.8185
In how many ways can a magazine select 4 amateur photos for publication from 42 photos that were submitted?
Follows
•
1
Expert Answers
•1
![]()
In how many ways can a magazine select 4 amateur photos for publication from 42 photos that were submitted?
Follows
•
1
Expert Answers
•1
![]()
Can you answer this probability problem?
A distance medley relay team has 4 runners who each run a different distance during the race. If there are 16 athletes on the track team, how many different ways can the athletes be selected to...
more
Follows
•
1
Expert Answers
•1
![]()
04/20/21
Probability question
Que. URN 1 contains 2 red and 4 Blue balls, urn 2 contains 10 red and 2 Blue Balls. if an URN is chosen at random and a ball is removed from the chosen urn, what is the probability that the...
more
Still looking for help? Get the right answer, fast.
Ask a question for free
Get a free answer to a quick problem.
Most questions answered within 4 hours.
OR
Find an Online Tutor Now
Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.
