Based on a​ survey, assume that 27​% of consumers are comfortable having drones deliver their purchases. Suppose that we want to find the probability that when five consumers are randomly​ selected, exactly two of them are comfortable with delivery by drones. Identify the values of​ n, x,​ p, and q.

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: The probability that an adult possesses a credit card is .35. A researcher selects two adults at…

A: Given information- We have given the probability that an adult possesses a credit card p = 0.35 The…

Q: Twenty-four percent of couples who plan to marry this year are planning destination weddings. In a…

A: I solved exactly first 3 subpart because of bartleby policy....   Let random variable X: number of…

Q: Of the patients at a cardiac rehabilitation centre, 37% lead a sedentary lifestyle and have had a…

A: 37% lead a sedentary lifestyle and have had a heart attack82% of the patients lead a sedentary…

Q: Find the probability that at most one household is tuned to September Road. P(at most one) =

A: Let the R.V X denotes the number of households are turned to September road and it follows the…

Q: 9% of all Americans live in poverty. If 38 Americans are randomly selected, find the probability…

A: The sample size is 38 and 9% of all Americans live in poverty.

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

A:

Q: In a physical fitness test it is known that the probability that a person passes it satisfactorily…

A: Givenn=8probability for people fail in test =…

Q: Find the probability of at least 2 female visitors in 19 visitors to Mt. Rainier National Park.…

A: Given that male and female visitors are equally likely. That is, P(male)=P(female)=1/2=0.5 Let us…

Q: 84% of all the field goals he kicks during in-season games. Assume each kick is independent of the…

A: Let X be the random variable from binomial with probability (p) = 84% = 0.84 and sample size (n) =…

Q: Based on a​ survey, assume that 3333​% of consumers are comfortable having drones deliver their…

A:

Q: In a statistics class of 42 students, there were 11 men and 31 women. Six of the men and seven of…

A:

Q: The expected number of sales that the telemal kelE during a shift.

A: Given: Probability p = 12% = 0.12 Number of calls n = 5 The expected value can be calculated by the…

Q: Regifting is defined as the act of taking a gift that has been given to you and presenting it as a…

A: Given,n=10p=0.85q=1-0.85=0.15A random variable X~Binomial(n=10 , p=0.85)P(X=x)=Cx(0.85)x(0.15)10-x…

Q: The American Automobile Association reports that of the fatal car and truck accidents 54% are caused…

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, 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 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 test is available to diagnose a disease. If a person has the disease, the probability that the…

A: Obtain the probability that the person has the disease and the test is positive. The probability…

Q: A recent survey shows that 60% of families regularly schedule family vacations for the month of…

A: Given, 60% of families regularly schedule family vacations for the month of April. Let X = number 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: 63% of all Americans are home owners. If 37 Americans are randomly selected, find the probability…

A:

Q: Police investigators determine that the probability that an investigation leads to an arrest within…

A: We have given that probability that an investigation leads to an arrest within 48 hours of the crime…

Q: Based on a​ survey, assume that 45​%of consumers are comfortable having drones deliver their…

A: From the given information,45% of consumers comfortable having drones deliver their purchases.That…

Q: Suppose two dice are tossed. Let X be the sum of the dots on the top faces of the two dice. Find the…

A: When two dice is thrown simultaneously, there are 36 outcomes .

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 box containing 8 yellow and 5 red marbles. If two marbles are to be drawn at random without…

A: If the probability of getting selected for each outcome is equal then such outcomes can be termed as…

Q: Based on a survey assume that 42% of consumers are comfortable having drones deliver their…

A:

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: 8% of all Americans live in poverty. If 48 Americans are randomly selected, find the probability…

A: given data sample size n = 48population proportion who lives in poverty = p = 0.08x= no. of people…

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

A:

Q: Based on a survey assume that 49% of consumers are comfortable having drones deliver their…

A: Here in this problem probability of success is = 49% = 0.49 The random variable is defined by,  X :…

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

A: The binomial distribution function is: PX=x=Cxnpx1-pn-xwhere,n=number of trials,x=number of success,…

Q: There is a survey having only 2 options(yes/no).The survey has 7 questions and the person answering…

A:

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: A sample survey interviews an SRS of 267 college women. Suppose that 70% of college women have been…

A: The distribution of data follows normality can be checked using the two conditions :  np≥5 n1-p≥5…

Q: The probability that a visit to a primary care physician's (PCP) office results in neither lab work…

A: Given that

Q: The probability that an adult possesses a credit card is .65. A researcher selects two adults at…

A: P(posseses credit card ) = p = 0.65 So q  =1-p = 0.35 Select two at random

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: 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, 44% use them in meetings or classes.…

A:

Q: Suppose it takes a child between 4.5 and 12 minutes to eat an ice cream cone. Let X= the time, in…

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 mean of childhood asthma prevalence in 43 cities is 2.32%. A random sample of 32 of these cities…

A: Given : mean = μ = 2.32% S.D = σ =1.30% Sample size = n = 32 PX¯>2.8 =1-PX¯≤2.8 PX¯ >2.8…