The unemployment rate in a city is 15% . If 8 people from the city are sampled at random , find the probability that 1 of them is unemployed.

Q: Suppose that 34% of people own dogs. If you pick two people at random, what is the probability that…

A: No.of people select at random = 2 The probability of one person own dogs is, P(one person own dogs)…

Q: Based on a study from the Chronicles of Flippin'' Awesomeness, the probability that Napoleon and…

A: In the given question we have to find the probability that Napoleon and Pedro catch the bus.

Q: Assume that 8 women and 6 men work in a department at a large company, a committee of 4 people from…

A:

Q: In a large population, 58 % of the people have been vaccinated. If 4 people are randomly selected,…

A: It is given that n = 4 and p = 0.58.

Q: Suppose that the probability an archer will hit a target is 0.35 and that each shot is independent.…

A: The result of the archer's shot is independent.  The probability that an archer will hit a target =…

Q: In a large population, 64% of the people have been vaccinated. If 4 people are randomly selected,…

A:

Q: In a large population, 55 % of the people have been vaccinated. If 5 people are randomly selected,…

A: Given information- We have given a problem of binomial distribution. We have given that in a large…

Q: A machine that manufactures automobile parts produces defective parts 14% of the time. If 7 parts…

A:

Q: Based on a study from the Chronicles of Flippin'' Awesomeness, the probability that Napoleon and…

A:

Q: A machine that manufactures automobile parts produces defective parts 15% of the time. If 10 parts…

A: Given : P = 0.15 n = 10

Q: A machine that manufactures automobile parts produces defective parts 15% of the time. If 8 parts…

A:

Q: A certain disease has an incident rate of .1%. If the negative rate is 5% and the flase positive…

A: Given: An incident rate of 0.1% negative rate is 5% positive rate is 4%  compute the probability…

Q: Suppose that 10% of people own dogs. If you pick two people at random, what is the probability that…

A: From the provided information, 10% of people own dogs that is p = 0.10 Sample size (n) = 2 X~B (2,…

Q: A machine that manufactures automobile parts produces defective parts  14% of the time. If 9 parts…

A: Given that, Probability, p = 14% = 0.14 Sample size, n = 9

Q: A factory received a shipment of 15 sprockets, and the vendor who sold the items knows there are 7…

A: Let X= number of defective items.    a) We have to find P(X=6) If 6 items are defective then we can…

Q: Suppose that 38% of people own dogs. If you pick two people at random, what is the probability that…

A: Given that, Probability, p = 38% = 0.38 Sample size = 2

Q: In a recent poll of voters, 20% were displeased with both candidates. If 3 people were picked at…

A: Solution.

Q: In a large population, 54% of the people have been vaccinated. If 3 people are randomly selected,…

A: Given that 54% of the people have been vaccinated. There are 3 people in the study. That is, n=3 and…

Q: A machine that manufactures automobile parts produces defective parts 12% of the time. If 10 parts…

A: X~Binomial(n,p)

Q: In a large population, 58 % of the people have been vaccinated. If 3 people are randomly selected,…

A:

Q: In a large population, 57 % of the people have been vaccinated. If 3 people are randomly selected,…

A: It is given that 57% of the people have been vaccinated. A sample of 3 is considered. At least one…

Q: If 10 cards are to be chosen at random (without replacement) from an ordinary deck of 52 cards, find…

A:

Q: A hospital switch board receives an average of 4 emergency calls in a  10 minute interval. What is…

A: Given: λ=4

Q: n a large population, 71% of the people have been vaccinated. If 3 people are randomly selected,…

A: Here it is given that- total number of observation(n) = 3 sample proportion(p)= 71100=0.71 As n and…

Q: At the Avonlea Country Club, 66% of the members play bridge and swim, and 85% play bridge. If a…

A: Given that P(bridge and swim)=0.66 P(bridge)=0.85

Q: Suppose it has been determined that the probability is 0.4 that a rat injected with cancerous cells…

A:

Q: Fifty-three percent of all U.S. citizens have some college education. Choose 10 people at random,…

A: Answer: Given that                    p= 0.53      ,   n=10                      now will use…

Q: In the game of Keno, if six spots are marked, the player wins if four or more of their spots are…

A: Given that there are total 6 marked spots. Each spot can be selected or not selected. So 2 options…

Q: If you selected two of these stocks at random, what is the probability that both the stocks in your…

A: As given in the question n(s) total number of outcomes in sample space. So n(s) is number of ways…

Q: In a large population, 70% of the people have been vaccinated. If 4 people are randomly selected,…

A:

Q: Out of 445445 applicants for a job, 228228 have over 55 years of experience and 103103 have over 55…

A:

Q: The unemployment rate in a city is 13%. If 6 people from the city are sampled at random, find the…

A:

Q: If the percentage of Article (A) produced by a particular factory is 0.3 and Article (B) its…

A: Let the drawing of Article B be the success. Then, the given information isn=6, x=4 and p=0.7…

Q: A survey of 2,350 adults reported that 54​% watch news videos. Suppose that you take a sample of…

A:

Q: An examiner knows from past experience, that students who consistently do all their homework have a…

A: Given Information: P(Passing the subject | Homework) = 0.9 P(Passing the subject | No Homework) =…

Q: n a large population, 62 % of the people have been vaccinated. If 3 people are randomly selected,…

A: Given that  62% of the people have been vaccinated. P = 0.62 (1-P) = 0.38 Random sample size (n) = 3…

Q: The probability that a randomly selected individual in a certain community has made an online…

A: We have to find out given probability...

Q: A history class is comprised of s female and 6 male students. If the instructor of the class…

A: Given: Number of females = 8 Number of males = 6 Total number of students = 8+6…

Q: A machine that manufactures automobile parts produces defective parts 15% of the time. If 6 parts…

A:

Q: During the last class period of the semester, each student in a graduate computer science class with…

A: Total number of ways the students can give their report = 10! If two students are giving their…

Q: If 30% of the bolts produced by a machine are defective, determine the probability that out of 4…

A:

Q: Suppose 50% of the registered voters in a country are Republican if a sample of 598 voters is…

A: Given

Q: In a certain population of people, 72% of the people have brown eyes and 28% of the people have blue…

A: Given, P(brown) = 0.72 P(blue) = 0.28

Q: Suppose that 20% of people own dogs. If you pick two people at random, what is the probability that…

A: Givenno.of people own dogs = 0.20

Q: Suppose that 35% of people own dogs. If you pick two people at random, what is the probability that…

A: Given: p (people own dogs) = 0.35 We will assume independence

Q: In a large population, 55 % of the people have been vaccinated. If 4 people are randomly selected,…

A: Given: Number of samples (n) = 4 Probability of success (p) = 0.55 Formula: Let "X" be the people…

Q: Based on a study from the Chronicles of Flippin'' Awesomeness, the probability that Napoleon and…

A:

Q: . Suppose an ordinary six-sided die is rolled repeatedly and the outcome is noted on each roll. What…

A: Given :  X is a random variable shows the number of trials until third 6 occur.

Q: A machine that manufactures automobile parts produces defective parts 13% of the time. If 8 parts…

A:

Q: In a large population, 56% of the people have been vaccinated. If 5 people are randomly selected,…

A:

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.