110 Answered Questions for the topic Venn Diagram

Venn Diagram

03/14/16

40 students study arabic 16 students ancient greek 43 students study latin
from a survey of 100 students 70 indicated that they were studying at least one of the three langauges    11 students study both arabic and accent greek 13 students study both arabic and latin 6... more
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Venn Diagram

02/24/16

Venn Diagrams
Hi there, Parks a survey of 300 parks showed the following:   15 had only camping 20 had only hiking trails 35 had only picnicking 185 had camping 140 had camping and hiking trails 125 Had... more
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Venn Diagram

09/01/15

Let n(U)=46 n (AUB)^1=20 n(A)=22 Find n(B-A)
Have somewhat an idea of how to do this but not this complex. Any help would be great!
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Venn Diagram Sets

08/23/15

problem set
In a survey, 110 freshmen of San Pedro were asked on their preferred network SIM. The result was: 66 used Smart49 used Globe26 used Sun Cellular28 used Smart and Globe12 used Globe and Sun... more
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Venn Diagram Sets Problem Set

08/23/15

How many of..?
Frenchy Fries has added two new ways to enjoy their best-selling Jolly Crispy Fries. The choices now would be Sour Cream Fries, Cheezy Fries, and Classic Fries. A month after its launch, a survey... more
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04/20/15

How many different values are possible for the random variable Y?
involving drawing calculators from a box of working and broken calculators. Assume that the box contains 14 calculators: 12 that work and 2 that do not work. A sample of 3 calculators is selected... more
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04/20/15

How many different values are possible for the random variable X
Assume that the machine yields the item selected 70 percent of the time, and returns nothing 30 percent of the time. Three individuals attempt to use the machine. Let X be defined as the number of... more
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04/20/15

How many different values are possible for the random variable X?
involving the selection of two students from a committee of students. Assume that the committee is made up of 2 males and 5 females. Two are selected at random, and a random variable X is defined... more
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04/20/15

What is the expected value of the coin selected (in cents)?
Assume that the drawer contains 12 coins: 3 quarters, 5 dimes, and 4 nickels. One coin is randomly selected.What is the expected value of the coin selected (in cents)?
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04/15/15

(1) What is the probability that she remembers to bring her briefcase every day in one week (5 days)?
about the professor who sometimes forgets to bring her briefcase to the office, but assume that, each day, the probability that she forgets the briefcase is 1/6. Assume that her forgetting is a... more
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04/15/15

What is the probability that at least one mouse is female, given that exactly one is gray?
Assume that you have 10 mice in the cage: 4 white males, 3 gray females, and 3 gray males. Two mice are selected simultaneously and at random, and their colors are noted.What is the probability... more
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04/15/15

Find Pr[A?B] under each of the following conditions:
events A and B of a sample space S, but assume that Pr[A] = 0.35 and Pr[B] = 0.5. Find Pr[A∪B] under each of the following conditions: (1) If A ⊂ B, then Pr[A∪B] = . (2) If A ∩ B = ∅, then Pr[A∪B]... more
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04/15/15

What is the probability that both balls are red given that the first ball you drew was red?
Assume that each bag contains 5 balls. Bag a contains 3 red and 2 white, while bag b contains 1 red, 3 white, and 1 blue. You randomly select one ball from bag a, note the color, and place the ball... more
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04/15/15

What is the probability that at least one inspector will find a defective widget?
Assume that the box contains 2 defective widgets and 10 acceptable widgets. There are 4 inspectors, each of whom selects a widget from the box at random, inspects it, and then replaces it in the... more
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Venn Diagram

04/14/15

figure out a venn diagram about numbers
100 people were asked if they knew who any of the following are: Thor, Zeus, and Osiris.25 people did not know any of these.3 people knew all three.48 people knew who Zeus or Osiris were but did... more
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04/10/15

What is the probability that the student attends at least one class on Monday?
involving a student's attendance at math and accounting classes on Mondays. Assume that the student attends math class with probability 0.65, skips accounting class with probability 0.25, and... more
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04/10/15

What is the probability of getting exactly 4 correct answers?
about a multiple-choice test in which each question has 4 choices only one of which is correct. Assume that 9 questions are answered by guessing randomly.What is the probability of getting exactly... more
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04/10/15

What is the probability that the business makes a profit in exactly two of its first three years?
Assume that the business makes a profit with probability 0.3 in the first year. For each year thereafter, the business makes a profit with probability 0.6 if it made a profit in the previous year,... more
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04/10/15

What is the probability that the sum is 11, given that at least one of the numbers rolled is even?
involving the rolling of two fair dice. Answer the following questions.(1) What is the probability that the sum is 11, given that at least one of the numbers rolled is even? (2) What is the... more
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04/08/15

Compute the following conditional probabilities
about independent events A and B in a sample space S, but assume that Pr[A] = 0.25 and Pr[B] = 0.3. Compute the following conditional probabilities: (1) Pr[A | B] = (2) Pr[B | A] =
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04/08/15

(1) What is Pr[B] if A and B are independent events? (2) What is Pr[B] if A and B are disjoint events?
For this problem, assume that Pr[A ∪B] = 0.6 and Pr[A] = 0.35.(1) What is Pr[B] if A and B are independent events? (2) What is Pr[B] if A and B are disjoint events?
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04/08/15

Compute the following conditional probabilities
independent events E and F in a sample space S, but assume that Pr[E] = 0.4 and Pr[F] = 0.15. Compute the following conditional probabilities: (1) Pr[E′| F] = (2) Pr[E | F′] =
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04/08/15

Find the associated weights for each outcome.
involving weights of outcomes in a sample space S = { O1, O2, O3, O4 }. Assume that Pr[ { O1, O2 } ] = 0.51, Pr[ { O1, O3 } ] = 0.56, and Pr[ { O1, O2, O3 } ] = 0.77. Find the associated weights... more
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04/08/15

Determine the probability of the following events
Assume that your sample space is S = { O1, O2, O3, O4, O5 } with associated weights (probabilities) w1 = 0.15, w2 = 0.30, w3 = 0.20, w4 = 0.10, and w5 = 0.25. Determine the probability of the... more
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Venn Diagram Probability Fractions Sets

04/02/15

What is the probability of selecting 1 mouse of each gender given that both are grey?
For this problem, assume there are 5 grey females, 2 grey males, 4 white females, and 5 white males. As in the book, the biologist selects two mice randomly.(1) What is the probability of selecting... more
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