5,341 Answered Questions for the topic probability

Probability Math Algebra 2 Prealgebra

12/08/22

If a student may do more than one​ job, then what is the probability that the instructor will choose at least one boy to do the​ jobs?
26) Refer to the demographic information shown to the right that has been collected by an instructor after surveying her class.The instructor randomly chooses one student to pass out​ papers, one... more
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Probability Math Algebra 2

12/08/22

If a student may do more than one​ job, then what is the probability that the instructor will choose all students of the same​ sex?
27) Refer to the demographic information shown to the right that has been collected by an instructor after surveying her class.The instructor randomly chooses one student to pass out​ papers, one... more
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Probability Math Algebra 2

12/08/22

If a student may not do more than one​ job, then what is the probability that the instructor will choose at most one senior to do the​ jobs?
Refer to the demographic information shown to the right that has been collected by an instructor after surveying her class.The instructor randomly chooses one student to pass out​ papers, one... more
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Probability Statistics

12/08/22

I NEED THIS ANSWERED ASAP! THANK YOU IN ADVANCE!
The table below lists salaries (in thousands of dollars) from a sample of people with degrees in 3 different... more
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Probability Statistics

12/08/22

I NEED THIS ANSWERED ASAP!! THANK YOU IN ADVANCE!
16. The table below lists the results of 200 rolls of a 6-sided die. Use a chi-square goodness of fit test to determine if the die is fair (and thus each side is equally likely to be observed). Use... more
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Probability Statistics

12/08/22

I NEED THIS ANSWERED ASAP!! THANK YOU IN ADVANCE!!
Muriel Bristol says that milk should be poured first into tea and, conversely, that tea should NOT be poured into milk and that she can tell the difference. To test this claim, outside of the view... more
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Probability Statistics

12/08/22

I NEED THIS ANSWERED ASAP!! THANK YOU IN ADVANCE!!
2. Using the same data on NFL stadium seating capacity from the data set on Blackboard, answer the following questions. (https://www.stadiumsofprofootball.com/comparisons/).a) Plot a... more
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Probability

12/06/22

Statistics question

A ferry will safely accommodate 66 tons of passenger cars. Assume that the mean weight of a passenger car is 1.7 tons with standard deviation 0.5 tons. If a random sample of 36 cars are loaded onto... more
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Probability

12/01/22

Two cards are drawn without replacement from a standard 52 card deck

What is the probability neither area king
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Probability Statistics

11/30/22

Confidence Interval
The amount of trash generated by US households (in lbs per day) is Normally distributed. You a random sample of 8 people gives you an average of 10.00 lbs and a sample stdev of 5 lbs. What is the... more
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Probability

11/30/22

Confidence interval
The amount of trash generated by US households (in lbs per day) is Normally distributed. You a random sample of 8 people gives you an average of 10.00 lbs and a sample stdev of 5 lbs. What is the... more
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Probability Statistics Mathematica

11/29/22

Probability (Statistics)
A polling organization randomly selects an adult American for a survey about credit card usage. Suppose 53% of the population is male. Suppose 9.8% of males smoke cigars and 1.36% of females smoke... more
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Probability

11/28/22

Probability question
Krystal and Julio each purchase one raffle ticket. If a total of sixteen raffle tickets are sold, what is the probability that Krystal wins the grand prize and Julio wins the second prize?
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Probability

11/26/22

Class of 27 students, choose 5 students, atleast 1 girl + more boys than girls
as title, my question is what is the probability that in class of 27 students (19 boys and 8 girls), I need to pick 5 studentsa) atleast one will be girlb) there will be more boys than girls
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Probability

11/26/22

A card is drawn randomly from a standard 52-card deck. Find the probability of the given event.
A card is drawn randomly from a standard 52-card deck. Find the probability of the given event.(a) The card drawn is 8The probability is : Incorrect  (b) The card drawn is a face card (Jack, Queen,... more
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Probability

11/25/22

related to probability
A public-interest group was planning to file a case in consumer court to challenge the of charging "surge pricing" by urban ride hailing companies in one of three cities. New Delhi, Mumbai, or... more
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Probability

11/25/22

related to probability
Adarsh Sharma, supervisor of customer relations for Fly High airlines at Delhi Airport, is studying the problem of customer inconvenience due to flight delays. He is concentrating on three... more
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Probability

11/23/22

Simons Chocolate factory creates colour coated chocolate candies. A small box contains 20 candies. There are four possible colours for the coating.
The colour of candies in every box is: 8 red, 4 orange, 6 blue and 2 green. what is the expected number of red candies you will eat?
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Probability

11/21/22

It has been raining for last 46 days. The probability of no rain today is ________?
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Probability

11/19/22

You cut five times from a standard deck of 52 cards. The probability of cutting one heart is?
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Probability

11/19/22

Five cards are dealt from a standard deck of 52 cards. The probability of having one heart is?
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Probability

11/19/22

Suppose that X ∼ N(10,16) with mean 10 and variance 16. Please show all steps to find
(a) P(9.8≤X<10.2).(b) a so that P(X>a)≈0.5478. (c) a so that P(X<a)≈0.1515.
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Probability

11/19/22

In a hotel, the average number of customers arriving during the morning hours on a weekday is 10. Find the probability that
In a hotel, the average number of customers arriving during the morning hours on a weekday is 10. Find the probability that(a) there are 4 or more customers arriving during the morning hours on a... more
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Probability Math Sat Math

11/19/22

Find the probability of the following event.
The number of accidents that occur at a busy intersection is Poisson distributed with a mean of 3.5 per week. Find the probability of the following event.P(9 or more accidents occur in a week)=?
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Probability Math

11/18/22

For which numbers of r does a fair game result if s = 45 is given?
Let there be two urns. One urn contains r red and s black balls, the other urn s red and r black balls. One urn is selected at random and one ball is taken out. The removed ball is placed in the... more
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