5,395 Answered Questions for the topic probability

Probability Math Algebra

05/17/21

Probability Independent/Dependent
What is the probability of rolling a 4 on a number cube AND flipping a coin that lands on heads. P(4 and heads)?
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Probability 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
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Probability Math Prealgebra Statistics

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!
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05/17/21

How can you find k?
X 1 2 3 4 5p(x) 1/15 k/15 k/5 4/15 k/15
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Probability Math Prealgebra Statistics

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
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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
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Probability Math Prealgebra Statistics

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
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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
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Probability Math Prealgebra Statistics

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
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Probability Math Prealgebra Statistics

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?
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Probability Math Algebra 1 Prealgebra

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
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Probability Math Geometry

05/15/21

Probability Questions ?

1.Karen, Melissa, and Olivia are on the same swimming team and are each competing in the finals of the 200-meter freestyle race. There are 8 swimmers in all, and the fastest 3 swimmers win a medal.... more
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Probability

05/15/21

Probability question/s
A class at College is comprised of sixteen (16) girls and fourteen (14) boys. The class was given detention from 3:00 pm to 4:30 pm last week Tuesday. At 3:30 pm the teacher selected a student at... more
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Probability

05/14/21

Need help on this question.
A spinner has 10 equally sized sections,6 of which are gray and 4 of which are blue.The spinner is spun twice. What is the probability that the first spin lands on gray and the second spin lands on... more
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Probability Math Nursing Math Help

05/14/21

Grade Calculator Help
I had 6 tests worth 50%I got 84,80,76,76,76,74I had one exam worth 5%I got 22/30what do I need to get on my final exam worth 25% to maintain at or above 76%And how many questions can I miss?the... more
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Probability

05/14/21

This is my question, please give a detailed answer.
A couple plans to have 5 children. The gender of each child is equally likely. Design a simulation involving 137 trials that you can use to model the genders of the children.You can... more
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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
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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
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Probability Precalculus

05/13/21

How many six-character code words can be formed if the first two characters are letters and the others are letters and/or digits?

How many six-character code words can be formed if the first two characters are letters and the others are letters and/or digits? IF REPETITION ISNT ALLOWEDAnswer... more
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Probability Precalculus

05/13/21

How many six-character code words can be formed if the first two characters are letters and the others are letters and/or digits?

How many six-character code words can be formed if the first two characters are letters and the others are letters and/or digits? IF REPETITION ISNT ALLOWEDAnswer... more
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Probability Precalculus

05/13/21

A red die and a green die are rolled. What is the probability that the sum is odd?
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05/13/21

How many different license plates begin with 2 letters followed by 4 digits then followed by 1 more letter? Assume no letters or digits are repeated.

Answer ChoicesA)175,760,000B)26! x 10!C)720,000D)78,624,000Please use step by step explanation
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Probability Geometry

05/13/21

A spinner has an equal chance of landing on each of its three numbered regions. You spin three times. Each spin lands in region 3.
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Probability Math

05/13/21

The Probability of an Occurrence

If there are 924 people in a YouTube comment section, then what is the probability that two people at random will have the same comment?
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Probability

05/13/21

Approximately 2.5% of the eggs in a store are cracked. If you buy two dozen eggs, what is the probability that exactly three of your eggs are cracked? Round your answer to the nearest whole percent.
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