11.2% of the population is 65 or older. Find the probability that the following number of persons selected at random from 25 people are 65 or older. The probability that at least 3 are 65 or older is?
Q: Assume that when adults with smartphones are randomly selected, 52% use them in meetings or…
A: Given,n=5p=0.52Let X=no.of adults use their smartphonesin meetings or classes.X~Binomial(n=5 ,…
Q: Assume that when adults with smartphones are randomly selected,45%use them in meetings or classes.…
A: Obtain the probability that exactly 3 of them use their smart phones in meetings or classes. The…
Q: Assume that when adults with smartphones are randomly selected, 56% use them in meetings or…
A: Given : adults with smartphones are randomly selected, 56% use them in meetings or classes. p =…
Q: assume that when adults with smartphones are randomly selected, 51% use them in meetings or…
A: According to the question, we have 51% of adults use their smartphones in meetings or classes. Here,…
Q: Assume that when adults with smartphones are randomly selected, 59% use them in meetings or…
A: The probability that exactly 3 of them use their smart phones in meetings or classes is obtained…
Q: A group of people were asked if life exists elsewhere in the galaxy. 140 responded "yes", and 324…
A: It is given that, 140 responded "yes" and 324 responded "no" about life exists elsewhere in the…
Q: The data shown in the table represent the numbers of people working in engineering organization. The…
A: It is given that Number of civil engineers = 5+11+17+8+4 = 45 Number of civil engineers and has…
Q: Assume that when adults with smartphones are randomly selected, 45% use them in meetings or classes.…
A: Given that n =15 , P =0.45 Using binomial distribution Find P ( x <3 ) =?
Q: Assume that when adults with smartphones are randomly selected, 37% use them in meetings or…
A: We have given that, Probability (p) = 37% = 0.37 . n = 9 . And x=2 .
Q: Assume that when adults with smartphones are randomly selected, 42% use them in meetings or…
A:
Q: Assume that when adults with smartphones are randomly selected, 44% use them in meetings or…
A: Probability: Probability is a chance factor that occurs at every outcome of a random experiment.…
Q: Assume that when adults with smartphones are randomly selected, 61%use them in meetings or…
A:
Q: Assume that when adults with smartphones are randomly selected, 48% use them in meetings or…
A:
Q: Assume that when adults with smartphones are randomly selected, 45% use them in meetings or…
A:
Q: Assume that when adults with smartphones are randomly selected, 51% use them in meetings or…
A: Let X be the adults with smartphone X~B(n=10, p=0.51) P(X>=5)= ?
Q: Assume that when adults with smartphones are randomly selected, 39%use them in meetings or classes.…
A: Let us assume X= the number of persons who uses smartphones in meetings or classes n= number of…
Q: A poll is given, showing 50% are in favor of a new building project. If 6 people are chosen at…
A: Binomial distribution : In binomial distribution, the number of trials is fixed and the number of…
Q: Assume that when adults with smartphones are randomly selected, 62% use them in meetings or…
A: Let p = probability of success, implies p = probability individual uses smartphone in meetings or…
Q: Assume that when adults with smartphones are randomly selected, 52% use them in meetings or…
A: Given that adults with smartphones are randomly selected, 52% use them in meetings or classes.…
Q: Assume that when adults with smartphones are randomly selected, 37% use them in meetings or…
A:
Q: Assume that when adults with smartphones are randomly selected, 55% use them in meetings or…
A: As each adult has two options "To use smartphones in meetings or classes" or "Not to use smartphones…
Q: 63% of all Americans are home owners. If 37 Americans are randomly selected, find the probability…
A:
Q: The data shown in the table represent the numbers of people working in engineering organization. The…
A: It is given that Number of civil engineers = 5+11+17+8+4 = 45 Number of civil engineers and has…
Q: Assume that when adults with smartphones are randomly selected, 48% use them in meetings or…
A: Given data, p=48%=0.48 n=7 P(X=4)=?
Q: Suppose that 46% of people own dogs. If you pick two people at random, what is the probability that…
A:
Q: Assume that when adults with smartphones are randomly selected, 55% use them in meetings or…
A: Binomial distribution: The binomial distribution gives the probability of number of successes out of…
Q: Assume that when adults with smartphones are randomly selected, 63% use them in meetings or…
A:
Q: Assume that when adults with smartphones are randomly selected, 61% use them in meetings or…
A: Given Assume that when adults with smartphones are randomly selected, 61% use them in meetings or…
Q: Assume that when adults with smartphones are randomly selected, 55% use them in meetings or…
A: Given Information: 55% of adults use their smartphones in meetings or classes. i.e., p=0.55 If n=11…
Q: Assume that when adults with smartphones are randomly selected, 39% use them in meetings or…
A:
Q: Assume that when adults with smartphones are randomly selected, 54% use them in meetings or classes.…
A: Given,n=6p=0.54q=1-p=1-0.54=0.46X=No.of adults use their smartphones in meetingsor…
Q: If the probability that a randomly chosen college student takes statistics is 0.34, then what is the…
A: The probability that a randomly chosen college student takes statistics is 0.34. The probability…
Q: Assume that when adults with smartphones are randomly selected, 43% use them in meetings or…
A: According to the provided information, p=0.43 n=10
Q: find the probability that exactly 22 of them use their smartphones in meetings or classes.
A: It is given that the number of observations are independent with probability of success p = 42% =…
Q: Assume that when adults with smartphones are randomly selected, 42% use them in meetings or…
A: Given that, Probability, p = 42% = 0.42 Sample size = 20
Q: Assume that when adults with smartphones are randomly selected, 57% use them in meetings or…
A: Let X be the number of adults use their smartphones in meetings or classes which follows binomial…
Q: What number correctly completes the following probability distribution for the number of boys in a…
A: There are 3 children.
Q: Assume that when adults with smartphones are randomly selected, 57% use them in meetings or…
A: Given: Number of samples (n) = 20 Probability of success (p) = 0.57 Probabilty of failure (q) = 1-p…
Q: Assume that when adults with smartphones are randomly selected, 41%use them in meetings or classes.…
A: From the provided information, Sample size (n) = 6 Assume that when adults with smartphones are…
Q: Assume that when adults with smartphones are randomly selected, 47% use them in meetings or…
A: Given data Probability that adult with smartphones will use them in meetings = 0.47 Number of…
Q: Assume that when adults with smartphones are randomly selected, 48% use them in meetings or…
A:
Q: Assume that when adults with smartphones are randomly selected, 56% use them in meetings or…
A: Let "X" be the adults who use their smartphones in meetings or classes.
Q: * The data shown in the table represent the numbers of people working in engineering organization.…
A: Given that Number of civil engineers = A = 5 + 11 + 17 + 8 + 4 = 45 Number of civil engineers and…
Q: Assume that when adults with smartphones are randomly selected, 49% use them in meetings or…
A:
Q: Assume that when adults with smartphones are randomly selected, 35% use them in meetings or…
A:
11.2% of the population is 65 or older. Find the
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- Assume that when adults with smartphones are randomly selected, 49% use them in meetings or classes. If 9 adult smartphone users are randomly selected, find the probability that exactly 3 of them use their smartphones in meetings or classes.Assume that when adults with smartphones are randomly selected, 59% use them in meetings or classes. If 8 adult smartphone users are randomly selected, find the probability that exactly 3 of them use their smartphones in meetings or classes.Assume that when adults with smartphones are randomly selected, 43% use them in meetings or classes. If 10 adult smartphone users are randomly selected, find the probability that fewer than 3 of them use their smartphones in meetings or classes. The probability is ?
- Assume that when adults with smartphones are randomly selected, 39% use them in meetings or classes. If 8 adult smartphone users are randomly selected, find the probability that exactly 3 of them use their smartphones in meetings or classes. The probability is?Assume that when adults with smartphones are randomly selected, 45% use them in meetings or classes. If 5 adult smartphone users are randomly selected, find the probability that at least 3 of them use their smartphones in meetings or classes.* The data shown in the table represent the numbers of people working in engineering organization. The organization classified those people according to their professions and years of experience as shown in the table. If a person is selected at random, find the probability that the selected person has (11-15) years :of experience given that a civil engineer is selected? Choose the correct answer Under 5 years of experience 5-10 11-15 16-20 21 years of experience and over Civil Engineer 5 11 17 8 4 Electrical Engineer 4 5 8 6 3 Mechanical engineer 6 8 10 7 4 Architect 2 3 4 5 2 0.255 O 0.378 O 0.552 0.624 0.456
- Naval intelligence reports that 66 enemy vessels in a fleet of 22 are carrying nuclear weapons. If 99 vessels are randomly targeted and destroyed, what is the probability that at least 55 vessels transporting nuclear weapons were destroyed? Express your answer as a fraction or a decimal number rounded to four decimal places.Assume that when adults with smartphones are randomly selected, 46% use them in meetings or classes. If 9 adult smartphone users are randomly selected, find the probability that at least 4 of them use their smartphones in meetings or classes. The probability isAssume that when adults with smartphones are randomly selected,45 % use them in meetings or classes. If 13 adult smartphone users are randomly selected, find the probability that fewer than 3 of them use their smartphones in meetings or classes. The probability is
- Assume that when adults with smartphones are randomly selected, 64% use them in meetings or classes. If 8 adult smartphone users are randomly selected, find the probability that exactly 2 of them use their smartphones in meetings or classes. The probability is..Assume that when adults with smartphones are randomly selected, 58%use them in meetings or classes. If 13 adult smartphone users are randomly selected, find the probability that fewer than 4 of them use their smartphones in meetings or classes.Assume that when adults with smartphones are randomly selected, 57% use them in meetings or classes. If 30 adult smartphone users are randomly selected, find the probability that exactly 24 of them use their smartphones in meetings or classes.
