Find the probability of getting exactly 12 out of 30 questions on the true or false questions

Q: A quiz consists of 6 multiple choice questions. Each question has 4 choices. A student who forgets…

A: Let X=the number of correct questions n=number of trials=6 p=probability of getting the correct…

Q: Find the probability of getting 3 diamonds, if we draw 3 cards at random from a pack of 52 cards.

A: Answer: From the given data, Number of cards in a pack = 52 Number of cards to pick at random = 3

Q: If you are dealt 7 cards from a shuffled deck of 52 cards, find the probability of getting four…

A: From the provided information,We are dealt 7 cards from a shuffled deck of 52 cards.Total cards =…

Q: find the probabi lity of getting 3 on the 2nd olie given the Sum is 8?

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Q: Find the probability of being dealt a bridge hand of 13 cards containing 5 spades, 2 hearts, 3…

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Q: Find the probability of choosing a letter other than the letter G from a bag that contains 12…

A: 12 letters : REGGIOEMILIA there are 2 letter G and 10 are other than G   select one letter at random…

Q: On a multiple choice test with 10 questions each question has for possible answers one of which is…

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Q: A jar contains 15 red marbles and 75 blue marbles. If you randomly pick a marble from this jar, the…

A: Introduction: Total number of marbles in the jar is, n = 90 [= 15 red + 75 blue].

Q: There are 5 marbles in a jar.  They each have a number.  The numbers range from 1 – 5. Write a…

A: Given: 5 marbles in jar Numbered from 1 to 5

Q: A bag contains 6 red, 8 white, and 4 blue marbles. Find the probability of picking 3 blue marbles if…

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Q: A test has a 5 items with 4 choices each item. What is the probability of getting 1 correct answers…

A: Solution-: A test has a 5 items with 4 choices each item. We want to find P(getting 1 correct…

Q: You forget to study for the multiple choice exam in your next class. Suppose the test has 5…

A: It is an important part of statistics. It is widely used.

Q: Find the probability of selecting a red card or a 3 from a deck of 52 cards.

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Q: What is the probability that he will pass the exam, if the passing rate is 60%.

A: here given ,  exam is multiple choices , each question have 4 choices  p = probability of correct…

Q: A student takes a 10-question multiple choice exam with three choices for each question and guesses…

A: Givensample size(n)=10p=13                     (since 1 correct choice from 3 choices)Let "x" be the…

Q: A bag contains 2 red marbles and 5 white marbles. What is the probability of drawing two red marbles…

A: What is the probability of drawing two red marbles at random if the first marble drawn is not…

Q: If the probability that the Yankees will win a baseball game is 60%, find the probability that the…

A: The probability that Yankees will win a baseball game is 60%, that is PWinning=0.60.

Q: Find the probability that a child flipping an old coin gets the second head on the 8th flip.

A: Here, x=8, k=2 and p=0.5. The general formula for the negative binomial distribution is,…

Q: Find the probability of drawing six cards of the same suit from and ordinary deck of cards. And can…

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Q: Find probability of selecting a black car or a 6 from a deg of 52 cards

A: Given  Deck of cards = 52 We need to find probability of selecting a black card or a 6 from a deck…

Q: A test consists of 10 questions.  The probability of guessing a correct answer is 0.2 and to pass…

A: Given sample size(n)=10

Q: A student takes a four-question, True or False quiz and guess at every answer. What is the…

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Q: Find the probability of getting either a total of 8 or a 5 when rolling a pair of dice once

A: We have yo find  probability..

Q: There are 6 male students and 21 female students in a class. If you choose 2 students at random,…

A: According to the combination rule, if r distinct items are to be chosen from n items without…

Q: find the probability that the educator is a female or an associate professor

A: We have given that an educators at a college were classified according to gender and academic rank.

Q: Assume that you guess on each question of a multiple choice test. There are 12 questions and each…

A: Given Data: The number of questions is: n=12 The possible answers to each question are: r=4 The…

Q: Determine the probability of drawing a red card and then the ace of spades from a regular deck of…

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Q: Find the probability that the 12 cards being dealt contain equal number of suits.

A: The probability is the chance of occurrence of observations can involve in the sample by given equal…

Q: Find the probability of getting 5 diamonds when playing 5 card poker

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Q: Find the probability of dealing two red cards from a standard deck of cards.

A: In a standard deck of cards, there are 52 cards in total out of which there are 26 red cards and 26…

Q: A student takes a true-false test but did not study and randomly guesses each answer. There are 20…

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Q: Find the probability of 3 coins showing all heads when tossed simultaneously.

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Q: > A multiple-choice test consists of 15 questions each with five possible answers of which only one…

A: Let X be the number of correct answerand p be the probability of correct optionn be the number…

Q: multiple-choice quiz has 10 questions, each will 4 possible answers. A student answers each…

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