4,511 Answered Questions for the topic prealgebra

05/18/21

Math Question Help
What are some different examples/scenarios of uniform distributions? Please explain.
Follows • 1
Expert Answers •1

05/18/21

500 racoons were caught. Please provide a good explanation for this problem
1.500 racoons were caught. They were released after beingvaccinated against rabies. To estimate the raccoon population in the area,40 were caught during the summer, and only 15 had tags. Estimate... more
Follows • 1
Expert Answers •1
Prealgebra Math Algebra 1 Algebra 2

05/17/21

Q; Which is an example of a hypergeometric distribution?
1.Which is an example of a hypergeometricdistribution? Please explain.a) probability of the number of aces in aseven-card handb) probability of each sum when two diceare rolledc) probability of a... more
Follows • 1
Expert Answers •1
Prealgebra Math Algebra 1 Algebra 2

05/17/21

Please help!! Thank you, Q;Which of these random variables have a hyper geometric distribution? Explain why.
Which of these random variables have a hyper geometric distribution? Explain why.a) the number of clubs dealt from a deckb) the number of attempts before rolling a six with a diec) the number of 3s... more
Follows • 2
Expert Answers •1

05/17/21

500 racoons were caught. Please provide a good explanation for this problem
1.500 racoons were caught. They were released after beingvaccinated against rabies. To estimate the raccoon population in the area,40 were caught during the summer, and only 15 had tags. Estimate... more
Follows • 1
Expert Answers •1
Prealgebra Math Algebra 1 Algebra 2

05/17/21

Q; Which of the following is an example of a binomial distribution?
Which of the following is an example of abinomial distribution? Please explain.A. probabilities of the number of queens ina five-card handB. probability of each sum when two diceare rolledC.... more
Follows • 1
Expert Answers •1
Prealgebra Math Algebra 1 Algebra 2

05/17/21

Urgent help please with this question, thank you.
Suppose that 5% of the first batch of engines off a new production line have flaws. An inspector randomly selects six engines for testing.a) Show the probability distribution for the number of... more
Follows • 1
Expert Answers •2

05/17/21

good explanation needed I need help

 If the mean score on the math test is 88%, how far is each of the following scores from the mean?90  94  80  85  91     
Follows • 1
Expert Answers •1

05/17/21

In a family of five children, what is the probability that there are exactly
1.In a family of five children, what is theprobability that there are exactlya) two girls?b) three boys?Show all steps and explain please!
Follows • 2
Expert Answers •1

05/17/21

Math question please help
US Airlines has determined that 5% of it's customers do not show up for their flights . If a passenger is bumped off a flight because of overbooking, the airline pays the customer $200. What is the... more
Follows • 2
Expert Answers •1
Prealgebra

05/17/21

PreAlgebra writing algebraic equations and solving the equation. Calculate the area and perimeter of a triangle with out knowing the sides except for 130° A is three more than c. And. B bigger 130°
Writing Equations for this math problem. Nine is the sum of five and twice a number. I have been working on writing this like. 2x+5=9. But I am questing myself if I need to add () to make it... more
Follows • 1
Expert Answers •1

05/17/21

Please help!! with this question and explain. thank u
Which of the following situations can be modelled by a binomial distribution? Explain Please for each.a) A child rolls a die ten times and counts the number of 3's.b) The first player in a... more
Follows • 1
Expert Answers •1

05/16/21

Please help with this question, thank you
In a manufacturing process it is estimated that 0.1% of the products are defective. If a client places an order for 25 of the products, what is the probability that at least two of them are... more
Follows • 1
Expert Answers •1

05/16/21

What are the dimensions of the original rectangle?
A rectangle has a length that is 2 feet longer than it is wide. The length of the rectangle will increase by 10 feet and the width will increase by 8 feet. The area of the new, expanded rectangle... more
Follows • 1
Expert Answers •1

05/16/21

Q; In a manufacturing process it is estimated that 0.1% of the products are defective.
In a manufacturing process it is estimated that 0.1% of the products are defective. If a client places an order for 25 of the products, what is the probability that at least two of them are... more
Follows • 1
Expert Answers •1
Prealgebra Math Precalculus Algebra

05/16/21

How to convert a certain number to decimal form.
How to convert numbers like 4.5x10-4 into a decimal? The answer is supposed to be 0.00045, how can I get that?
Follows • 1
Expert Answers •1

05/16/21

Please help with question I really don't understand!
The door prizes at a dance are gift certificates from local merchants. there are four $10 certificates, five $20 certificates, and three $50 certificates. The prize envelopes are mixed together in... more
Follows • 1
Expert Answers •2
Prealgebra Algebra 1

05/16/21

Find the dimensions of the original shape.
The original shape is a square. The width is increased by 4 feet and the length by 9 feet. If the area of the newly expanded shape is 266 square feet, what were the dimensions of the original... more
Follows • 1
Expert Answers •1
Prealgebra Math Algebra 1 Algebra 2

05/15/21

How many cubic meters of water can this pool hold?
Pool: https://ibb.co/XzZdtQGA city is going to build a new swimming pool at the recreation center. Assuming that the pool is 10 feet deep, approximately how many cubic meters of water will this... more
Follows • 1
Expert Answers •1

05/15/21

Q; A pair of dice are rolled 20 times.
A pair of dice are rolled 20 times.Please explain for each variable when you solve.a) What is the probability that double sixes are rolled twice?b) Determine the expected number of double sixes?
Follows • 1
Expert Answers •1

05/15/21

Q; The door prizes at a dance are gift certificates from local merchants.
The door prizes at a dance are gift certificates from local merchants. there are four $10 certificates, five $20 certificates, and three $50 certificates. The prize envelopes are mixed together in... more
Follows • 1
Expert Answers •1
Prealgebra Math Algebra 1 Algebra 2

05/14/21

Sally drew a circle with right triangle PRQ inscribed in it, as shown below:

If the measure of arc QR is 40°, what is the measure of angle PQR?
Follows • 1
Expert Answers •1
Prealgebra Math Algebra 1 Algebra 2

05/14/21

What is the equation of the line that is perpendicular to y= -3x+1 that passes through the point (9,0)?
I need help on this one really bad. please help me with this
Follows • 1
Expert Answers •1

05/13/21

Q; The door prizes at a dance are gift certificates from local merchants.
The door prizes at a dance are gift certificates from local merchants. there are four $10 certificates, five $20 certificates, and three $50 certificates. The prize envelopes are mixed together in... more
Follows • 2
Expert Answers •1

05/13/21

Q; A game consists of rolling a die.
A game consists of rolling a die. If an even number shows, you receive double the value of the upper face in points. If an odd number shows, you lose points equivalent to triple the value of the... more
Follows • 1
Expert Answers •1

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.