Section 2.2 5.A certain test consists of 10 multiple-choice questions, Each question has four choices. What is the probability of getting at most 9 questions correct?

Q: Two dice are rolled four times. Calculate the probability of doubles four times in a row?

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Q: What is the probability of throwing a total of 8 with 3 dice ?

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Q: If the probability of winning is 37/100 what are the odds in favor and odds against winning

A: P(W)=37/100

Q: 10. When drawing one card out of a deck of 52 playing cards, what is the probability of getting…

A: Here define events  A = face card B = heart card  There are total 13 cards of hearts  Total face…

Q: A bag of gumballs contains 10 green gumballs, 8 orange gumballs, 12 pink gumballs and 15 red…

A: Here the bag contains 10 green, 8 orange, 12 pink, and 15 red gumballs. So, the total of the…

Q: thirty four percent of us adults have very little confidence in newspapers. You randomly select 8 US…

A: Binomial distribution:The binomial distribution gives the probability of number of successes out of…

Q: What is the probability of getting 3 out of 5 questions right on a multiple choice exam, where each…

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Q: A committee executive board is to be selected at random from a group of 10 people; 5 women and 5…

A: Given: Number of women = 5 Number of men = 5 Total people = 10

Q: You roll a​ six-sided die. What is the probability of rolling a 6 or a number greater than 3? What…

A: We want to find the probability

Q: A quiz consists of 20 multiple-choice questions, each with 5 possible answers. For someone who makes…

A: From the provided information, Number of questions (n) = 20 Each question has 5 possible answers,…

Q: Lots of games like tennis have a concept of deuce, where if the game is ties at the end you have to…

A: The probability of winning the game is obtained below:From the given information, there are two…

Q: Roll two fair dice at a time.  What is probability of rolling sum of 7?

A: The sample space when rolling to fair dice are: 62=36 And the sample space with total sum seven:…

Q: ccording to the pew research Center 42% of Americans so that they are spending less money than usual…

A: p =0.42 n = 1000

Q: A multiple choice quiz has five questions with three options for each question. If you didn't study…

A: Let us denote X=the number of correct answers.n=sample size=5p=probability of success=13 (because…

Q: You roll a single dice two times. What is the probability of rolling zero even numbers?

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Q: A student randomly guesses at four multiple choice questions. Each question has three possible…

A: Let the random variable X denotes the number of correct answers and it follows binomial distribution…

Q: You roll a 6 sided dice. The dice is not fair, because the probability of rolling a one is 0.180. If…

A: Solution: Let X be the number of times roll one and n be the sample number of times a dice is…

Q: You toss a coin 6 times. What is the probability of not having the coin land on heads exactly 4…

A: Given that  Number of times coin tossed (n ) = 6 Assuming it is a fair coin , chance of occurring…

Q: A fair die is rolled four times. A 2 is considered​ "success," while all other outcomes are​…

A:

Q: Q4/B/ Three machines A, B and C produce respectively 19%, 2% and 3% of the total number of items of…

A: Consider the following events, A=selected item is produced by machine AB=selected item is produced…

Q: ability of getting "six" at

A:

Q: You roll a 6 sided dice. The dice is not fair, because the probability of rolling a one is 0.249. If…

A: Given that  You roll a 6 sided dice  Rolling die for 6 times (n) = 6 Probability of rolling a one…

Q: A bag contains 9 blue marbles, 10 red marbles, 4 white marbles. If one marble is drawn from the bag…

A: Given Information: A bag contains 9 blue marbles, 10 red marbles, 4 white marbles. Total number of…

Q: You have a homework assignment that contains 12 questions. Your instructor will grade a set of 5…

A: Given: Total number of questions, n = 12            5 questions would be graded Part 1: The total…

Q: In a school, 70% of males play soccer, and 12% of females play soccer. The school consists of 55%…

A: Conditional probability:  Let A and B be two events related to a random experiment. Then the…

Q: What is the probability of drawing the king of hearts from a well-shuffled deck of 52 cards?

A: In question, We'll find the probability of drawing the king of hearts from the well shuffled deck of…

Q: A game is played by rolling the two dice, three times (toss the two dice three times). What is the…

A: It is given that there are two dice that are thrown three times. Consider that D1 and D2 are defined…

Q: a test consists of 10 true/false questions. To pass this test a student must answer at least 7…

A: In this context, X has a Binomial distribution with parameters n = 10 and p = 0.5. Since X is a…

Q: A quiz consists of 10 multiple choice questions, each with 4 answer choices. If a student guesses on…

A: 1)Givensample size(n)=10p=14=0.25           (one correct option from 4 choices)Let "x" be that…

Q: If you toss 6 coins, what is the probability of all 6 coins matching?

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Q: If you roll two dice what’s the probability of rolling a seven the numbers on the dice add up to…

A: we roll two dice total possibilities = 62=36all outcomes are equally likely