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Conditional probability
Page 8
Questions (1,746)
Consider 10 independent tosses of a biased coin with the probability of Heads at each toss equal to p , where 0 < p < 1 .
1. Let
3 answers
asked by
qwerty
1,817 views
In a school, 14% of students take drama and computer classes, and 67% take drama Class. What is the probabilty that a students
4 answers
asked by
melissa
2,764 views
In a parking lot , there are 16 silver cars , 8 blue cars, and 10 red cars. A car leaves the parking lot . What is the
4 answers
asked by
Sham
381 views
In a certain shipment of 14 phones, 8 are defective. 10 of the phones are selected at random without replacement. What is the
2 answers
asked by
Roso
624 views
In a class, the probability that a randomly chosen student likes dogs is 0.72, that a student likes cats is 0.54, and that a
4 answers
asked by
bryan
850 views
Terese manages a grocery store warehouse that encourages volume shopping on the part of customers. Therese has discovered that
3 answers
asked by
Anonymous
1,378 views
Urn A contains four white balls and seven black balls. Urn B contains six white balls and three black balls. A ball is drawn
3 answers
asked by
Rahat
2,596 views
An urn contains 14 white balls and 6 red balls. two balls are to be selected in succession, at random and without replacement
3 answers
asked by
ANIRBAN
1,561 views
If a seed is planted, it has a 75% chance of growing into a healthy plant.
If 7 seeds are planted, what is the probability that
4 answers
asked by
Anonymous
2,957 views
A bag contains 5 red balls, 4 white balls, and 3 black balls. Two balls are drawn without
replacement. What is the probability
5 answers
asked by
Travis
1,785 views
Slips of paper with the numbers one through 20 are placed in a hat. If a slip of paper is pulled out of the hat and discarded
4 answers
asked by
Anonymous
2,021 views
A card is drawn from a standard deck. What is the probability that the card is less than 7, given that the card is not a face
2 answers
asked by
Emily
972 views
a box contains the following mixture of colored marbles 2 black, 3 red, 5 yellow, and 2 green. If two marbles are drawn, the
4 answers
asked by
jackie
3,010 views
A study of graduates average grades and degrees showed the following results: B.S. Degrees, 15 graduates averaged Grade A, 8
3 answers
asked by
Karen
993 views
A city survey found that 47% of teenagers have a part time job. The same survey found that 78% plan to attend college. If a
4 answers
asked by
Olivia
1,641 views
Four different written driving tests are administered by the Motor Vehicle Department. One of these four tests is selected at
4 answers
asked by
James
1,084 views
At a certain university, 30% of the students major in math. Of the students majoring in math, 60% are males. Of all the students
7 answers
asked by
Cari
2,056 views
Numbered disks are placed in a box and one disk is selected at random. If there are 6 red disks numbered 1through 6, and 4
3 answers
asked by
sarah james
1,565 views
. According to the U.S. Census Bureau, the probability that a randomly selected head of household in the United States earns
3 answers
asked by
Keonn'a
558 views
If a seed is planted, it has a 95% chance of growing into a healthy plant.
If 6 seeds are planted, what is the probability that
3 answers
asked by
jim
2,415 views
A group of people were asked if they had run a red light in the last year. 325 responded "yes", and 294 responded "no".
Find the
4 answers
asked by
maria
4,678 views
There are four brown shoes and 10 black shoes on the floor. your puppy cares away two shoes and puts one shoe in the trashcan
3 answers
asked by
Abby
1,019 views
In a major city 7 % of cars have an alarm system installed. A car without an alarm has a probability of 0.01 of being stolen,
4 answers
asked by
Joe
670 views
In a particular hospital, 60% of the staff is male and 40% female. In a random sample of 50 staff members, what is the
5 answers
asked anonymously
45 views
If I picked a red checker from a bag of 9 black checkers and 6 red checkers, replacing it, and picking a red checker. What would
4 answers
asked by
Sarah
2,403 views
Forty-four percent of customers who visit a department store make a purchase. The probability, rounded to four decimal places,
3 answers
asked by
Tom
3,042 views
Suppose 2 rats die in the first 4hours. What is the probability that 2 or fewer rats will die in the next 4 hours.
3 answers
asked by
Cathy
423 views
Suppose one card is selected at random from an ordinary deck of 52 playing cards.
Let A= event a diamond is selected B=event a
3 answers
asked by
HM
1,431 views
60% of households have internet, what is the probability that 3 randomly selected households will have internet?
2 answers
asked by
Michelle
597 views
Three cards are drawn in succession (without replacement) from a 52-card deck. Find the probability that: If the first is an
4 answers
asked by
Hannah
2,573 views
P(x>37)=?
2 answers
asked by
Wanda
131 views
PLEASE HELP 90 POINTS A spinner is divided into five colored sections that are not of equal size: red, blue, green, yellow, and
3 answers
asked by
Daniela
583 views
If Ω is finite and we have a discrete uniform probability law, and if B≠∅, then the conditional probability law on Ω,
3 answers
asked by
Chibuzo
814 views
Alicia has a number cube labeled 1 to 6. She will roll the number cube one time. What is the probability Alicia will roll a 3 or
3 answers
asked by
sakura
1,178 views
A department store is holding a drawing to give away free shopping sprees. There are 10 customers who have entered the drawing:
2 answers
asked by
Nashawn
1,246 views
A drug testing company advertises a test for steroids that is 93.5% effective at detecting steroid use. It has a true negative
4 answers
asked by
Zoe
1,424 views
a math teach gave her students two tests. on the first test, 64% of the class passed the test, but only 40% of the class lassed
4 answers
asked by
SUzette
1,080 views
Find the probability that theven pointer will stop on an odd number or a number less than 7
3 answers
asked by
Anonymous
1,570 views
CHECK ANSWERS PLEASE
********************************** Paula asked 30 students what they ate for lunch. All the students had at
3 answers
asked by
Daniela
1,491 views
According to the record of the registrar's office at a state university, 35% of the students are freshman, 25% are sophomore,16%
2 answers
asked by
Myda
906 views
Of the 64 people who answered "yes" to a question, 6 were male. Of the 70 people that answered "no" to the question, 8 were
3 answers
asked by
Anonymous
1,104 views
Consider randomly selecting a student at a certain university, and let A denote the event that
the selected individual has a Visa
4 answers
asked by
McKinsley
1,363 views
1) The probability of getting a certain disease is 0.2. A certain test is available which returns a positive result 90% of the
4 answers
asked by
Need Help Urgent
1,500 views
A box contains n balls of which 2 are red and the rest are green. Two balls are to be selected at random one after the other
3 answers
asked by
imoro
583 views
Smith is a weld inspector at a shipyard. He knows from keeping track of good and substandard welds that for
the afternoon shift
4 answers
asked by
Robert
1,856 views
A builder has 8 lots available for sale.
· Six lots are greater than one acre. · Two lots are less than one acre. What is the
3 answers
asked by
nikkie
843 views
Suppose 80% of kids who visit a doctor have a fever, and 30% of kids with a fever have sore throats. What's the probability that
4 answers
asked by
Gina
3,521 views
John has 2 coins, one fair and the other unbalanced so that the probability of its coming up heads is 2/3. He picks one of the
3 answers
asked by
Annonymous
1,080 views
5. There are two groups of subjects one of which contains 5 science subjects and 3 engineering subjects and the other consists
3 answers
asked by
Anonymous
1,377 views
Suppose one card is selected at random from an ordinary deck of 52 playing cards.
Let A= event a diamond is selected B=event a
3 answers
asked by
HM
1,081 views
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Parent Categories (59)
Basic Probability
Card selection
Coin flipping
Coin toss
Coin Tosses
Coin Tossing
Combinations
Combinations and Permutations
Combinations/Permutations
Data Analysis
Dependent Events
Dice probability
Dice Rolling
Discrete Probability
Discrete Random Variables
Disease Testing
Disease Testing and Diagnosis
Drawing Cards
Experimental Probability
Independent Events
Inductive Reasoning
Job Offers and Roles
Joint Distributions
Joint Probability
Joint Probability Distribution
Math/Probability
Poisson process
Probabilistic Events
Probabilities
Probabilities and Events
Probability
Probability analysis
Probability and Statistics
Probability Calculation
Probability Calculations
Probability computation
Probability Concepts
Probability Distribution
Probability Mass Function
Probability of an Event
Probability of Events
Probability of picking candies
Probability Theory
Probability Trees
Problem-solving or Combinatorics
Random Variables
Random Variables and Distributions
Sampling and Events
Sampling and Probability
Set notation
Set Theory or Probability Theory
Statistics
Statistics and Probability
Statistics or Probability
Surveys and Data Analysis
Tree Diagram
Tree Diagram and Probability of Events
Two-way Tables
Venn Diagrams