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Conditional probability
Page 10
Questions (1,746)
Hi, I am just doing some maths revision in light of my maths GCSE resit, which is very soon. I am sitting the higher paper for
3 answers
asked by
Sam
2,796 views
Air America has a policy of booking as many as 15 persons on an airplane that can seat only 14. (Past studies have revealed that
3 answers
asked by
Sarah
765 views
Consider the following.
P(A) = 0.31 and P(B) = 0.41, and P(A and B) = 0.1271 (a) What is P(A | B)? (Give your answer correct to
3 answers
asked by
Nora
492 views
if you have a bag of chocolate candy, ten are red, 7 are brown, 12 are green, and 9 are blue, what is the probability of you
4 answers
asked by
Brandon
1,520 views
Can someone please help me with a couple questions?
1)The probability that a dessert sold at a certain cafe contains chocolate is
3 answers
asked by
Lee
1,763 views
Five percent of all items sold by a mail-order company are returned by customers for a refund. Find the probability that of two
2 answers
asked by
Mk
1,234 views
a class has 10 boys and 5 girls; three students are selected from the class at random one after other. the probability that the
4 answers
asked by
math help2
588 views
A jar contains 3 pink balls, 6 blue balls, and 3 red balls.
Event A = drawing a red ball on the first draw Event B = drawing a
3 answers
asked by
Anonymous
1,433 views
Mary Katherine has a bag of 3 red apples, 5 yellow apples and 4 green apples. Mary takes a red apple out of the bag and does not
4 answers
asked by
kayla
1,939 views
: an airline offers discounted advanced purchase fares to customers who buy tickets more than 30 days before travel and charges
2 answers
asked by
sarah
1,201 views
In a survey of 1000 eligible voters selected at random, it was found that 200 had a college degree. Additionally, it was found
3 answers
asked by
Ashleigh
814 views
According to a recent studey, 1 in every 4 women has been a victim of domestic abuse at some point in her life. Suppose we have
3 answers
asked by
Sheila
433 views
What is the probability of rolling a two and a five in a single toss of a die?
46 answers
asked by
Stacy
764 views
Studies have shown a particular television commercial is understood by 25% of first grade students and 80% of fourth grade
6 answers
asked by
Khizar
1,005 views
in a sample of 1000 people <525 men and 475 women>,113 are left handed<63 men and 50 women>.the results of the sample are shown
4 answers
asked by
ron
1,350 views
Suppose that 62 percent of the people who are murdered actually knew the person who committed the murder. Suppose that a
3 answers
asked by
Brenda
978 views
There are 100 patients in a hospital with a certain disease. Of these, 10 are selected to undergo a drug
treatment that increases
3 answers
asked by
kim
1,051 views
You are randomly selecting 10 college students for an experiment. The population in which you are sampling has 78% of the
3 answers
asked by
john
551 views
If a bag contains 50 marbles with 28 red ones and 22 blue ones. A marble is picked at random from the bag.what is the
4 answers
asked by
Kay
1,624 views
Factories A and B produce computers. Factory A produces 3 times as many computers as factory B. The probability that an item
3 answers
asked by
cmb
701 views
If a single fair die is rolled, find the probability of a 4 given that the number rolled is odd.
4 answers
asked by
jo
3,525 views
A basketball player is fouled while attempting to make a basket and receives two free throws. The opposing coach believes there
3 answers
asked anonymously
59 views
There are 80 players at the baseball tryout. 5 players are not trying out b/c of injuries, 15 are trying out for pitcher or
5 answers
asked by
Sam
489 views
Box A contains 4 red and 6 blue balls. Box B contains 5 red and 10 blue balls. A box is selected at random and a ball is drawn.
4 answers
asked by
Lori
1,782 views
the purchasing director of a bank has just received a shipment of 100 printers. She has been told that the shipment includes 5
3 answers
asked by
sha
501 views
Half of a set of the parts are manufactured by machine A and half by machine B. Four (.04) of all the parts are defective. Six
3 answers
asked by
nounou
1,226 views
Consider the following probabilities: P(Ac) = 0.57, P(B) = 0.36, and P(A ∩ Bc) = 0.03.
a. Find P(A | Bc). (Do not round
3 answers
asked anonymously
70 views
Bag A contains 3 white marbles and 2 red marbles. Bag B contains 6 white marbles and 3 red marbles, find the probability of
4 answers
asked by
jon
2,116 views
A survey is taken of 400 people asking what type of cell phone they own and what cell phone carrier they use. The results are
3 answers
asked by
Shelby
88 views
I need to calculate P(man is a ballet dancer and a musical performer) given the following information...
In a random sample of
3 answers
asked by
Michael
1,629 views
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If the ball is either blue or white, what is the probability that it was drawn from urn Y?
2 answers
asked by
Nahla
596 views
Duke Maverick worked for a packaging company. One Day, Duke received four separate orders and acidentally mixed up the
3 answers
asked by
Nina
1,070 views
A survey of undergraduate students in the School of Business at Northern University revealed the following regarding the gender
5 answers
asked by
Monique
4,670 views
A certain virus infects one in every 400 people. A test used to detect the virus in a person is positive 90% of the time if the
5 answers
asked by
Devin
8,430 views
34. Two students (say A, and B) are challenged to solve a problem in statistics. Suppose that
the probability that A will solve
3 answers
asked by
meri
799 views
12 light bulbs are tested to see if they last as long as claimed. 3 of them fail. 2 light bulbs are selected at random without
3 answers
asked by
Mark
1,492 views
Suppose that X is uniformly distributed on the interval [3,8] and that given X=x, Y is uniformly distributed on the interval
2 answers
asked by
Ramya
83 views
A group of n professional sit at a table at a conference. Before the presentation begins, they put all their cellular
2 answers
asked by
Ramya
95 views
The probability of Heads of a coin is y, and this bias y is itself the realization of a random variable Y which is uniformly
2 answers
asked anonymously
113 views
A group of n professionals sit at a table at a conference. Before the presentation begins, they all put their cellular phones
5 answers
asked anonymously
209 views
n people put their phones into a box
Kiera has a white phone. Assume each of the remaining n-1 phones has probability p of being
2 answers
asked anonymously
27 views
A computer company hired interns from a group of 234 applicants. The table shows the numbers of applicants who were or were not
7 answers
asked by
llc
157 views
A computer company hired interns from a group of 234 applicants. The table shows the numbers of applicants who were or were not
1 answer
asked by
kenZZZ
210 views
A blood test indicates the presence of a particular disease 97% of the time when the disease is actually present. The same test
1 answer
asked by
xiny
103 views
There's a .7 chance to select a toothbrush, .2 chance to select a yogurt, and .1 chance to select a monkey treat. There is a .8
1 answer
asked by
Annie
78 views
There is a .7 chance to select a toothbrush, .2 chance to select a yogurt, and .1 chance to select a monkey treat. There is a .8
1 answer
asked by
Annie
71 views
The pie chard to the right shows how adults await their financial shape. Suppose four people are chosen at random from a group
1 answer
asked by
Nancy
81 views
In a group of 26 students, 4 study both Art and Biology.
5 study Biology but not Art. 5 study neither subject. Given that a
1 answer
asked by
hele
124 views
Mineral Test Borings A geologist believes that the
probability that the rare earth mineral dalhousium occurs in the Greater
1 answer
asked by
Cizel
84 views
Craig opens a bag of chocolate candies in different colors. The bag contains a total of 15 candies: 3 red, 2 orange, 1 yellow, 3
1 answer
asked by
Anonymous
217 views
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Parent Categories (59)
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