The statistics department of a college found that there is a 28% chance (0.28) that a student will fall asleep in class.  If 15 students are selected at random, what is the probability that none of the 15 will fall asleep?  Round answer to 4 decimal places.

Q: physics class has 50 students. Of these, 17 students are physics majors and 18 students are female.…

A: It is given that, in a physics class, there is a total of 50 students. Out of these, 17 students are…

Q: A physics class has 50   students. Of​ these, 18   students are physics majors and 17   students…

A: If there are n mutually exclusive, exhaustive and equally likely outcomes of a random experiment and…

Q: Suppose the probability of having a boy or a girl is equally likely.  In 6 births, what is the…

A:

Q: The probability that an individual is​ left-handed is 0.130. In a class of 25 ​students, what is…

A:

Q: A poll is given, showing 80% are in favor of a new building project. If 5 people are chosen at…

A: Answer: From the given data, Let X: Number of persons who are in favor of new building project Here,…

Q: There are 18 students, from which 9 people will be selected to be on a panel. If Allen and Joe are 2…

A:

Q: A school newspaper reporter decides to randomly survey 19 students to see if they will attend Tet…

A: Solution: Let X be the number of students attend test festivities and n be the sample number of…

Q: A student takes an exam containing  14 multiple choice questions. The probability of choosing a…

A: No. of multiple choice questions contained by the exam, The probability of choosing a correct answer…

Q: y-six percent of small business owners do not have a college degree. If a random sample of 50 small…

A: According to the sum, 76%  of small business owners do not have a college degree.  Let p be the…

Q: A real estate agent has 18 properties that she shows. She feels that there is a 40% chance of…

A: We have to find given probability.

Q: In a large city, 70% of people own a cell phone. A sociologist wishes to study the impact cell…

A: The objective of this question is to find the probability that between 33 and 36 people out of a…

Q: Seventy-six percent of small business owners do not have a college degree. If a random sample of 50…

A:

Q: There are 20 students, from which 6 people will be selected to be on a panel. If Allen and Joe are 2…

A: Given information- We have given that out of 20 students, from which 6 people will be selected to be…

Q: A physics class has 50 students. Of these, 18 students are physics majors and 16 students are…

A: From the given information, total number of students n(S) = 50. Number of physics majors n(Physics)…

Q: A poll is given, showing 50% are in favor of a new building project. I- 8 people are chosen at…

A: Answer: From the given data, P = 50% =0.50 n = 8 P(X=5) is,

Q: A pharmacist receives a shipment of 2121 bottles of a drug and has 44 of the bottles tested. If 66…

A: From the provided information, A pharmacist receives a shipment of 21 bottles of a drug and has 4 of…

Q: A physics class has 40 students. Of​ these, 16 students are physics majors and 18 students are…

A: GivenTotal No. of students=40No.of physics majors=16No.of female =18No.of females and physics…

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: A school newspaper reporter decides to randomly survey 20 students to see if they will attend Tet…

A: Introduction to binomial distribution: Consider a random experiment involving n independent trials,…

Q: 53% of undergrads at UD are from Ohio. If a Simple Random Sample of 180 UD undergrads will be taken,…

A: proportion of Undergrads at UD are from Ohio(p)=0.53sample size(n)=180Mean()=p=0.53standard…

Q: A group of people were asked if life exists elsewhere in the galaxy. 336 responded "Yes", and 400…

A: The number of people believe in existence of life elsewhere in the galaxy is 336. The number of…

Q: In a large population, 61% of the people have been vaccinated. If 5 people are randomly selected,…

A: From the given information, Sample size (n) = 5, Probability of success (p) = 0.61.

Q: A poll is given, showing 60% are in favor of a new building project. If 6 people are chosen at…

A: Answer: From the given data, P = 60% = 0.60 n = 6 X = 3

Q: A physics class has 50students. Of​ these, 17 students are physics majors and 16 students are…

A: According to the given information, we have Total number of students = 50 17 are physics majors 16…

Q: When making random guesses on an 6 question quiz the probability of guessing correctly on any one…

A: Let p be the probability of guess the correct answer p=0.25 n=6  Let X be the number of correct…

Q: 62 out of 136 people suffered some type of depression last year. Find the probability that if you…

A: Given n=5

Q: A physics class has 50 students. Of​ these, 17 students are physics majors and 16 students are…

A: Given, Total number of students = 50 students are physics majors = 17 students are female = 16…

Q: The probability that a person living in a city owns a pet is estimated to be 0.2. Find the…

A: Independent Events: Let A1, A2, ... , An be n independent events with P(Ai) > 0 for all i = 1, 2,…

Q: Suppose that kearny Hight school ,37%are juniors,54% are female, and 28%are female and juniors .Find…

A:

Q: The average number of children a Japanese woman has in her lifetime is 1.38. Suppose that one…

A:

Q: A phone company reports that 52 % of its customers subscribe to their high-speed internet service.…

A:

Q: A real estate agent has 16 properties that she shows. She feels that there is a 50% chance of…

A: Given,n=16p=50%=0.5,m 1-p=1-0.5=0.5Compule the probability of selling less than…

Q: The probability that an individual is​ left-handed is 0.190. In a class of 27 ​students, what is…

A: From the provided information, Sample size (n) = 27 Probability that an individual is left-handed…

Q: One half of the people in the United States own individual stocks. In a random sample of 12 people,…

A: Given that  Number of trials n=5 Success of probability p=0.5 X~binomial (n,p)

Q: Smith is a weld inspector at a shipyard. He knows from keeping track of good and substandard welds…

A: smith checks 300 of the 7500 welds completed that shift.suppose x be the number of substandard…

Q: If a seed is planted, it has a 60% chance of growing into a healthy plant. If 12 seeds are planted,…

A:

Q: A real estate agent has 17 properties that she shows. She feels that there is a 60% chance of…

A: given data  sample size n = 17 P9selling property during a week) = p = 0.60 independent events x =…

Q: A real estate agent has 1717 properties that she shows. She feels that there is a 60%60% chance of…

A: Step 1:Since, there is two possible outcomes one is chance of selling any one property during a week…

Q: Kevin, a traffic engineer, computes that there is an average of 235 subway delays per 30-day period.…

A: The given data is as follows:The average number of delays in a 30-day period is 235

Q: The director of a health club conducted a survey and found that 23% of members used only the pool…

A:

Q: There are 84 passengers on an airline. 32 are traveling first-class. 30 are males. 52 are either…

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.