Section A Question 1 In a batch of 15 jars of instant coffee, 5 have been under filled. Suppose 6 of these jars are selected without replacement. If more than 1 of these selected jars are under filled, the whole batch is sent back for refill. What is the probability of the batch being sent back for refill?

Q: If there are 20 women waiting on a line to win basketball tickets, and the probability of a man…

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Q: A class contains 16 boys and 10 girls of which half of the boys and half of the girls are fat. Find…

A: Given,no.of boys=16no.of girls=10no.of fat girls=8no.of fat boys=5Total no.of students=26

Q: 13% of US residents are in their 30s. consider a group of 9 US residents selected at random. find…

A: It is given that the 13% of US residents are in their 30s i.e. the prob. that US residents are in…

Q: If a student is selected at random from Ms. Avery's homeroom, what is the probability that the…

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Q: Suppose there is a 40% chance that a risky stock investment will end up in a total loss of your…

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Q: 8. There are 18 girls and 12 boys in a class. (2/9) of the girls and (1/4) of the boys walk to…

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Q: Two teams of 10 players are created from a group of 20 people. Suppose you and your friend are in…

A: Probability: If a random experiment results in n mutually exclusive and equally likely outcomes; out…

Q: The Crown Bottling Company has just installed a new bottling process that will fill 16-ounce bottles…

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Q: Suppose that 75% of people in a certain metropolitan area live in the city and 25% of the people…

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Q: In a class of 10 students there are 7 boys and 3 girls.. If a committee of 5 students is selected…

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Q: In a certain college. 33% of the physics majors up along to ethnic minorities. If 10 students are…

A: From the provided information, 33% of the physics majors up along to ethnic minorities (p) = 0.33…

Q: If approximately 2% of the people in a room of 300 people are left-handed, find the probability that…

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Q: A batch of 50 items contains 10 defective items. Suppose 10 items are selected at random and tested.…

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Q: If math. Professor receives on average of 5 e-mail messages per day from Students, then the…

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Q: class consists of 33 women and 21 men. If a student is randomly selected, What is the probability…

A: Given data, class consists of 33 women 21 men Total strength in class=21+33=54 P(Student is woman)=?…

Q: An average of 3 cars arrived at a highway tollgate every minute. What is the probability that at…

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Q: In a class of 10 students there are 4 boys and 6 girls. If a committee of 3 students is selected…

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Q: If you toss a die and it comes up with the number one 9 times in a row,what is the probability that…

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Q: The probability that a patient recovers from a delicate heart operation is 0.9. What is the…

A: Let us denote X=the number of patients having the operation surviven=sample size=7p=probability of…

Q: In a group of 10 people chosen randomly, what is the probability that three of the ten people have a…

A: Given: Number of trials (n) = 10 Probability of success (p) = 11000000=0.000001 Let X be the number…

Q: Suppose 10% of the people who are given a certain drug experience dizziness as a side effect.  If 15…

A: Solution: Let X be the number of people will become dizzy and n be the sample number of people. From…

Q: One student is randomly selected at random from a class with 11 girls and 12 boys. What is the…

A: Answer: From the given data, Number of girls in the class = 11 Number of boys in the class = 12…

Q: Suppose that a student rolls two balanced dice three times in a row. What is the probability that on…

A: There are 6 number on each die so the total number of outcomes=6×6=36

Q: Suppose Eman has an 85% chance of passing each time he takes a quiz. What is the probability that he…

A: The probability of passing the quiz is 85% or 0.85 Therefore the probability of failing the quiz is…

Q: The probability that a patient recovers from a delicate heart operation is 0.9. What is the…

A: Given n=7 P=0.9

Q: If 4% of the population is color blind, what is the probability that a group of 30 people, exactly…

A: If 4% of the population is color blind, what is the probability that a group of 30 people, exactly…