Assume that when adults with smartphones are randomly selected, 51% use them in meetings or classes. If 7 adult smartphone users are randomly selected, find the probability that at least 2 of them use their smartphones in meetings or classes. The probability is (Round to four decimal places as needed.)

Q: Assume that when adults with smartphones are randomly selected, 48% use them in meetings or classes.…

A: From the provided information, 48% of adults with smartphones use their smartphone in meeting or…

Q: Assume that when adults with smartphones are randomly selected, 41% use them in meetings or classes.…

A: Given datan=15p=41%

Q: Assume that when adults with smartphones are randomly selected, 58% use them in meetings or classes,…

A:

Q: Assume that when adults with smartphones are randomly selected, 39% use them in meetings or classes.…

A: According to the provided information, We know that, Sample size, n = 30 Probability, p = 39% = 0.39

Q: Assume that when adults with smartphones are randomly selected, 54% use them in meetings or classes.…

A: Given, P(Adults using smart phones in meetings or classes)= p = 54% = 0.54 Sample size n = 5 exactly…

Q: Assume that when adults with smartphones are randomly selected, 43% use them in meetings or classes.…

A: According to binomial theorem for n number of random experiments having only two independent events…

Q: Assume that when adults with smartphones are randomly selected, 62% use them in meetings or classes.…

A: From the provided information, 62% of the adults uses smartphones in meeting or classes that is p =…

Q: Assume that when adults with smartphones are randomly selected, 39% use them in meetings or classes.…

A: Ans# - Given, n =20, P = 39% = 0.39            Find   P(x = 12)  = ?

Q: Assume that when adults with smartphones are randomly selected, 55% use them in meetings or classes.…

A:

Q: Assume that when adults with smartphones are randomly selected, 52% use them in meetings or classes.…

A: Let "X" be adults with smartphones who use them in meetings or classes. Use compliment rule, I…

Q: Suppose that 18% of people that enter a car dealership buy a car that day from that dealer. What is…

A: According to central limit theorem, the sampling distribution of sample proportion follows the…

Q: Assume that when adults with smartphones are randomly selected, 49% use them in meetings or classes.…

A:

Q: Assume that when adults with smartphones are randomly​ selected, 49​% use them in meetings or…

A: Solution: Let X be the number of adults use their smartphones in meetings or classes and n be the…

Q: Assume that when adults with smartphones are randomly​ selected, 53​% use them in meetings or…

A: Given that, 53​% use them in meetings or classes P=0.53 N=10

Q: Assume that when adults with smartphones are randomly selected, 46% use them in meetings or classes.…

A: Given that, 46​% adults use their smartphones in meetings or classes. Sample size, n = 25

Q: Assume that when adults with smartphones are randomly selected, 44% use them in meetings or classes.…

A: Given Information: p = 44% = 0.44 n = 7 To find the probability that exactly 3 of them use their…

Q: Assume that when adults with smartphones are randomly selected, 47% use them in meetings or classes.…

A:

Q: Assume that when adults with smartphones are randomly selected, 59% use them in meetings or classes.…

A: Here, n = 9 and p = 0.59.

Q: Assume that when adults with smartphones are randomly selected, 46% use them in meetings or classes.…

A:

Q: Assume that when adults with smartphones are randomly selected, 47% use them in meetings or classes.…

A: Solution: 2. Let X be the number of adults use their smartphones in meetings or classes and n be the…

Q: In a survey, 63% of Americans said they own an answering machine. If 15 Americans are selected at…

A:

Q: Assume that when adults with smartphones are randomly selected, 52% use them in meetings or classes.…

A:

Q: In a survey, 63% of Americans said they own an answering machine. If 17 Americans are selected at…

A: Hence, it follows binomial distribution.

Q: Assume that when adults with smartphones are randomly selected, 39% use them in meetings or classes.…

A: Introduction: Denote X as the random variable representing the number of adult smartphone users who…

Q: Assume that when adults with smartphones are randomly selected, 41% use them in meetings or classes.…

A:

Q: Assume that when adults with smartphones are randomly selected, 64% use them in meetings or classes.…

A: Given, sample size = n = 8 Probability = p = 64% = 0.64 Number of smartphones users use their…

Q: Assume that when adults with smartphones are randomly selected,56​% use them in meetings or classes.…

A: Given,n=5p=0.56Let X=no.of adults use their smartphones in meeting or classesX~Binomial(n=5 ,…

Q: Assume that when adults with smartphones are randomly selected, 35% use them in meetings or classes.…

A:

Q: Assume that when adults with smartphones are randomly selected, 53% use them in meetings or classes.…

A: Let the random variable X denote the no. of adult Smartphone users in a meetings or classes and it…

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: Assume that when adults with smartphones are randomly selected, 35% use them in meetings or classes.…

A: Note: Since you have asked multiple question, we will solve the first question for you according to…

Q: Assume that when adults with smartphones are randomly selected, 55% use them in meetings or classes.…

A:

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: Assume that when adults with smartphones are randomly selected, 57% use them in meetings or classes.…

A: Let "X" be the adults who use their smartphone in meeting or classes. I will use excel formula…

Q: Assume that when adults with smartphones are randomly selected, 43% use them in meetings or classes.…

A:

Q: Assume that when adults with smartphones are randomly selected, 47% use them in meetings or classes.…

A: Let x follows binomial distribution with parameters n =5 and p = 0.47.   The pdf of binomial…

Q: Assume that when adults with smartphones are randomly selected, 42% use them in meetings or classes.…

A:

Q: Assume that when adults with smartphones are randomly​ selected, 65% use them in meetings or…

A: Define the random variable x as the number of adults using smartphones in meetings or classes. Here,…

Q: Assume that when adults with smartphones are randomly selected, 41% use them in meetings or classes.…

A: Probability that an adult uses smartphone for meetings or classes is p = 41% = 0.41 Let X be a…

Q: Assume that when adults with smartphones are randomly selected, 63% use them in meetings or classes.…

A: According to the given information, we have 63% use them in meetings or classes. Sample size, n = 8

Q: Assume that when adults with smartphones are randomly selected, 57% use them in meetings or classes.…

A: Obtain the probability that exactly 24 of them use their smart phones in meetings or classes. The…

Q: Assume that when adults with smartphones are randomly selected, 57% use them in meetings or classes.…

A: Given,n=6p=0.57Let X=no.of adults use their smartphones in meeting or classes.X~Binomial(n=6 ,…

Q: Assume that when adults with smartphones are randomly selected, 54% use them in meetings or classes…

A:

Q: Assume that when adults with smartphones are randomly selected, 48% use them in meetings or classes.…

A: The following information has been given: The sample size is n=9 The probability of success is…

Q: Assume that when adults with smartphones are randomly selected, 48% use them in meetings or classes.…

A: Let the R.V X denotes the number of students use their smart phones in meetings or classes and it…

Q: Assume that when adults with smartphones are randomly selected, 36% use them in meetings or classes.…

A: It is given that n = 9 and p = 0.36.

Q: Assume that when adults with smartphones are randomly selected, 42% use them in meetings or classes.…

A:

Q: Assume that when silts with smartphones are randomly selected 37% use them in meetings or class. IF…

A: From the provided information, Sample size (n) = 6 37% of adults use smartphones in meetings or…

Q: Assume that when adults with smartphones are randomly selected, 43% use them in meetings or classes.…

A: Solution: Let X be the random variable that the number of adults use their smartphones in meeting or…

Q: Assume that when adults with smartphones are randomly selected, 38% use them in meetings or classes.…

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.