7.1 John, Pedro and Rosita each roll one fair die. How do we calculate the probability that the score of Rosita is equal to the sum of the scores of John and Pedro?

Q: IV. PROBABILITY A. A Coin and a Die are tossed together, what is the Probability that a Head e on…

A: Given data: Two cards are drawn successively from a deck of 52 cards, To find: what is the…

Q: Sarah is about to draw a card at random from a standard deck of 52 playing cards. If he draws a…

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Q: Question 4 they are guilty. If they are guilty, there is a 90% chance their fingerprint would be…

A: Follow the handwritten solution.

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: Suppose a jar contains 19 red marbles and 10 blue marbles. If you reach in the jar and pull out 2…

A: Given that : A jar contains  Red marbles = 19 Blue marbles = 10  Total marbles = 29   By using the…

Q: If pair of dice is thrown . Find the probability that a,scoring 3 followed by 4 b,the sum of the top…

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Q: Roll a die 3 times. Find the probability of getting at least one 6.

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Q: In the cafeteria, there are 7 teachers, 48 girls, and 45 boys. What is the probability that a person…

A: We have given that, In a Cafeteria, there are 7 teachers, 48 girls and 45 boys. Total person in the…

Q: Suppose a jar contains 10 red marbles and 25 blue marbles. It you reach in the jar and pull out 2…

A: nx=n!x!(n-x)! =============== Total 35 marbles are there.

Q: There are 7 male students and 22 female students in a class. If you choose 2 students at random,…

A: We have given that 2 Number of Male students =7 Number of female students =22 Total possible cases =…

Q: You draw two cards from a standard deck of 52 cards without replacing the first one before drawing…

A: We have given information, A standard deck have 52 cards. We draw two cards without replacing the…

Q: Suppose you roll a red die where each face represents a number from 1 to 6. Determine the…

A: When a die is rolled n(S)=6 S={1,2,3,4,5,6}

Q: A die is thrown 5 times. Z= Number of Even numbers. Find the probability of getting exactly 3 even…

A: Givena die is thrown 5 timesn=5probability of getting even number =36=0.5          (since there are…

Q: You draw two cards from a standard deck of 52 cards and replace the first one before drawing the…

A: Total cards = 52 Probability of getting king, There are total 4 kings So P(King)= 4/52 = 1/13…

Q: A quiz consists of 2 true-false questions and 4 multiple-choice questions (each with 4 choices with…

A: Given data Quiz consists of 2 true-false questions 4 multiple-choice questions Total question = 2+4…

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: 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: If one card is drawn from a deck, find the probability of getting these result. 1. An ace 2. A…

A: Given: A card is drawn from a deck. Number of cards in deck=52Number of ace in deck=4Number of…

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: When rolling a pair of dice, find the probability of getting a sum of 5

A: Given : Sample space of rolling a pair of dice : S = { (1,1), (1,2), (1,3), (1,4), (1,5), (1,6),…

Q: Find the probability of obtaining an even number in one roll of a die.

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Q: A box contains 3 red balls and 4 blue balls. If two balls are drawn in succession, what is the…

A: Given that  Total balls=3+4=7 Red balls=3 Blue balls=4 Find  P(red and other blue)

Q: Steve has 12 biscuits in a tin. There are 5 digestive and 7 chocolate biscuits. Steve takes two…

A: Given that, Total number of biscuits = 12 5 digestive biscuits and 7 chocolate biscuits We to find…

Q: You draw 2 cards from a standard deck of 52 cards. Find each probability. If the first one is…

A: Given that 2 cards are selected from standard deck of 52 cards. Here, 2 cards are selected with…

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

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Q: A bag contains 3 pink gumballs, 4 red gumballs, and 2 green gumballs. Find the probability that a…

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Q: An urn contains three blue balls and five green balls. Another urn contains four blue balls and five…

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Q: If one card is drawn from an ordinary deck of cards, find the probability of getting the following.…

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Q: Suppose a jar contains 5 red marbles and 40 blue marbles. If 2 marbles are randomly chosen from the…

A: Given that, Number of red marbles = 5Number of blue marbles =40Total number of marbles = 45

Q: You randomly select one card from a​ 52-card deck. Find the probability of selecting the king of…

A: It is known that Number of cards in a deck = 52 Number of king of diamonds = 1 Number of two of…

Q: d. Between 3 and 11 (including 3 and 11) of them live in poverty.

A: given data  P(lives in poverty) = p = 0.08sample size n = 48x = no. of americans live in…

Q: A die is being thrown twice. Find the probability of getting 5 and 1 in each respective throw

A: if we throw a die twice than the total possible out comes is 36and the no.of possible out comes of…

Q: A bag contains 2 cherry, 3 lemon, 4 grape, and 5 watermelon candies. You reach in and grab a handful…

A: Total number of cherries = 2 The probability of getting a cherry = 2/14 = 0.1429 n = 3

Q: 4. Approximately 9% of men have a type of color blindness that prevents them from distinguishing…

A: Given that p = 0.09 , Find the probability that all of them will have this type of redgreen color…

Q: Clint, Chris and Bram write programs that schedule tasks for a video company. The following table…

A: We want to find the conditional probability  P(Bug/Allen)

Q: Determine the probability that 31​, 32​, 33​, 34​, or 35 flights will arrive on time

A: We have given that Sample size, n = 39 Probability of success, p = 0.819

Q: fair coin is flipped 5 times. Find the probability of flipping exactly 4 head

A: Given that  A fair coin is flipped 5 times. (n) = 5  The result may be heads or tails.   We know…

Q: If you roll 6 six-sided dice, find the probability that the sum of the dice is greater than 7.

A: A six-sided die is rolled 6 times. The objective is to find the probability that the sum of the dice…

Q: Find the probability of getting a 2, 4, 5, or 6 when you roll a standard six-sided die

A: