78. A bag contains 6 blue marbles, 4 red marbles, and 2 white marbles. If a marble is selected from the bag at random, what is the probability of selecting a blue marble? 2 글

Q: We roll a pair of dice four times. Find the probability that a total of five is rolled each time.

A: roll a pair of dice four times  P(total of five each times) = ?

Q: Two pair dice are rolled. What is the probability that both dice will land on a one.

A: Given that  Two fair dice are rolled. Total number of events (n) = 62 = 36   We know that…

Q: Suppose you roll three dice. What is the probability that the smallest number seen is five?

A: Solution: From the given information, three dice are rolled.

Q: If two dice are thrown together, the probability of getting an even number on one die and an odd…

A:

Q: If an event is certain not to happen, what is the probability of it happening? Give a numerical…

A: Answer:- If A be an event and is certain not to happen. Then we know that the probability of the…

Q: Describe the concept of Probability?

A:

Q: 5. Three fair coins are tossed and heads comes up for all of them. If they are tossed again, what is…

A: Tossing of a coin is independent of each other. This implies that outcomes of three coins will be…

Q: If you throw a pair of regular standard die, what is the probability that you will get a sum of 6 OR…

A:

Q: How does the probability of an event can be determined?

A: The term probability is used widely (usually in statistics theory) as it gives the estimate of the…

Q: A family has two children. Now, I tell you one of the children is a girl. What is the probability…

A: here probability of girl = 12   probability of boy = 12 here each birth independent from each other…

Q: While sitting on a park bench, Tanisha counts that 16 out of 20 people who walk by her have a pet…

A: The objective of this question is to find the probability of two mutually exclusive events: a person…

Q: You have relatives coming for dinner this weekend.  The probability that your uncle Josiah will show…

A: given data  event A: uncle josiah show up B : aunt beatrice show up   P(A) = 0.48 P(B) = 0.43 P(A∩B)…

Q: We roll a pair of dice three times. Find the probability that a total of five is rolled each time.

A: If we roll a pair of dice one time then the possible outcomes of gettingsum as 5…

Q: I roll 12 fair and 6 sided dices. I obtain a sum. How do I calculate the probability of the sum…

A: 12 fair dice of 6 sided faces Total outcomes =  6^12 = 2176782336 Probability = favorable outcomes…

Q: Question 4 In a school, 50% of the students take Calculus, 60% of them take Algebra, 20% take both…

A: Given that  P(Calculus)=50%=0.50 P(Algebra)=60%=0.60 P(Algebra and Calculus)=20%=0.20 Find…

Q: If the probability that an event does no occur is 0.3 determine the probability that the event…

A:

Q: Two dice are rolled. What is the probability that the sum of the numbers rolled is either 7 or 8?…

A: Given information  Two dice is rolled  Total outcome = 6 x 6 = 36 S={ (1,1) (1,2) (1,3) (1,4) (1,5)…

Q: Suppose I toss a fair coin, and the first toss comes up heads. If I keep tossing the coin until I…

A:

Q: You roll two dice. What is the probability of rolling a sum of seven? ?

A: Two dices are rolled.

Q: You roll a SIX sided die. What is the probability that the value of the roll will be even?

A: If we roll a 6 sided dice, the possible outcomes are 1,2,3,4,5 and 6 And each outcome is equally…

Q: Suppose you roll a die 5 times. What is the probability of getting at least one even number? The…

A:

Q: Two dice are rolled simultaneously. What is the probability that the two scores are different?

A:

Q: Each of the two friends tosses an unbiased coin ten times. What 1s the probability that each one…

A: Given Each of the friends tosses an unbiased coin ten times. Let X be the number of getting heads,…

Q: you roll a six-sided die.what is the probability that it is an even number or less than five

A: When a six-sided die is rolled the sample space is S={1,2,3,4,5,6} n(S)=6 P(even number or less than…

Q: A pair of fair dice are rolled one time. What is the probability that the sum of the two dice is…

A: Here we have to probability that sum of two dice is equal to 4 or sum is odd number when a pair of…

Q: You roll two six-sided dice numbered from one through six. What is the probability that the sum of…

A:

Q: I roll a regular six-sided die. What is the probability that the score is an even or prime number?

A: A regular six-sided die is rolled. The sample space is, S=1, 2, 3, 4, 5, 6. Here even numbers are 2,…

Q: What is probability?

A: The chance of occurrence of an event is the probability of that event.

Q: What does probability describes.

A: Probability is the likelihood of the occurrence of the event. It tells how often the event will…

Q: Two pair of dice are rolled. What is the probability that the sum of their faces will be equal to…

A: Given: Two pair of dice are rolled. To find : The probability that the sum of their faces will be…

Q: In terms of probability, what does it mean to say that two events are independent?

A: Two events are independent , if we know that occurrence of one event does not affect the probability…

Q: An urn contains forty red marbles and sixty green marbles. Two marbles are selected and discarded,…

A: An urn contains 40 red marbles and 60 green marbles. Total number of marbles in the urn is It is…

Q: If the probability that a randomly chosen college student takes statistics is 0.34, then what is the…

A: The probability that a randomly chosen college student takes statistics is 0.34. The probability…

Q: Two dice are rolled. The sum of the dice is a 2 or 3. Compute the probability of the compound event…

A: We have given that,  Tw dice are rolled the the sample space (s) is,  s = {(1,1), (1,2),…

Q: You determine that your friend who doesn’t own a car has a 90% chance of calling today because it is…

A: Given data: You determine that your friend who doesn’t own a car has a 90% chance of calling today…

Q: In Our daily life use of probability? give some example?

A: Example 1: In the news, we hear the probability of raining today / sunny today/ cloudy today.  This…

Q: You roll a TWELVE sided die. What is the probability that the value of the roll will be two?

A: When a 12 sided die is rolled then there are 12 possible outcomes. [any number from 1-12] If the…