1. If one person is randomly chosen to participate in a focus group, what is the probability that the person will be a student who earned an A in the class? 2. A focus group of 3 students from this class is going to be randomly chosen. In how many ways can the 3 students be chosen? 3. What is the probability that the random choice will result in all women being chosen for this focus group of 3.

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A: Given Data: P(21-30)=0.45 P(31-40)=0.19 P(41-50)=0.15

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Q: A psychology class consists of 28 males and 52 females. If the professor selects names from the…

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Q: 8. The table at the right shows the number of credit Gender/# of Cards Zero 2 or more Total cards…

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Q: 1. If one person is randomly chosen to participate in a focus group, what is the probability that…

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A: Hey there! Thank you for posting the question. Since there are multiple questions posted, we will…

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Q: A drum contains 3 black balls, 5 red balls and 6 green balls. If 5 balls are selected at random what…

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Q: In a group of 1000 people, only 5% have Type AB blood. a) On average, how many donors must be…

A: "Since you have posted a question with multiple subparts, we will solve first 3 sub-parts for you.…

Q: 1. If one person is randomly chosen to participate in a focus group, what is the probability that…

A:

Q: 9. In a group of 6 married couple, 4 people are selected at random. What is the probability that NOT…

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Q: A psychology class consists pf 28 males and 52 females. If the professor selects names from the…

A: Number of males in the class = 28 Number of females in the class = 52 Total number of students =…

Q: There are 680 female students on the roster at Neil Armstrong High School. Out of these 680 female…

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Q: For a departmental inquiry committee, an employer randomly selects a sample of three employees from…

A: From the provided information, Total employees = 10 Total men = 6 Total women = 4

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Q: During the last student elections at a certain college, 45% of the students voted for the democratic…

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Q: A mathematics department has 10 theoretical mathematics professors and 3 applied mathematics…

A: We have given that  A mathematics department has 10 theoretical mathematics professors and 3 applied…

Q: have Type AB blood.​ a) On​ average, how many donors must be checked to find someone with Type AB​…

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Q: a- What is the probability that a soft drink is chosen randomly by a customer? b- What is the…

A: Given Data : Total Number of customers = 80 Number of customers choosing Soft Drink = 18…

Q: 10) A student surveyed 226 classmates to see if they owned a dog or cat. There are 131 students who…

A: Total number of students=226 Students own a dog =b+d=131 - - - - - - eq. 1 Students own a cat =…

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Q: Suppose that two cards are randomly selected from a standard 52-card deck. (a) What is the…

A: It is known that, Number of cards in a deck = 52 Number of King cards = 4

Q: 23. Suppose that two cards are randomly selected from a standard 52-card deck. (a) What is the…

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A: Here Given total Number of customer=8

Q: A psychology class consists of 14 males and 36 females. If the professor selects names from the…

A: A psychology class consists of 14 males and 36 females. If the professor selects names from the…

Q: 4) A committee of 7 is to be randomly selected from a small company employing 10 Engineers, 4…

A: It is given that Number of engineers = 10 Number of non-engineers = 4+6+5 = 15 Total = 10+15 = 25…

Q: Suppose that 75% of all college students use TikTok. If 15 are selected at random: a)What is the…

A: Given :  Let X : No. of college students use TikTok  p = 0.75  n = 15

Q: 1) A jar contains 3 purple marbles, 1 red marble, and 5 blue marbles? a) What is the probability of…

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Q: 1,000 people were sampled to pick a card which contained a color and symbol. 350 people in total…

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Q: (11) A three-person jury is to be selected, at random, from a pool that has 6 people with green eyes…

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Q: In a class of 267 seniors, 94 study Spanish, 95 study Chemistry, 165 study Mathematics, 18 study…

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Q: A 5-person basketball team consists of a point guard, a shooting guard, a forward, a power forward,…

A: a. P [selecting a complete team] = 0.2x0.25x0.33x0.5x1 = 0.00825 If a point guard is chosen from one…

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A: Note- Since asked about only subparts 3 and 4. So giving solution for only 3 and 4. Given…

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A: