39.9% of consumers believe that cash will be obsolete in the next 20 years. Assume that 6 consumers are randomly selected. Find the probability that fewer than 3 of the selected consumers believe that cash will be obsolete in the next 2 years.

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

A: Binomial Distribution :  The binomial probability is a type of discrete probability distribution…

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

A: Given, p=0.59 and n=11 Let X be the random number which denotes the number of adults using…

Q: Eighteen percent of adults in Austria have completely paid off their house mortgage. You randomly…

A: Let X denote the number of 10 adults have completely paid off their house mortgage. Then X follows a…

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

A: given data,p(use smart phone in meeting or classes) = 0.43p = 0.43q = 1 - p = 1 - 0.43    = 0.57n =…

Q: Assume that when adults with smartphones are randomly selected, 45% use them in meetings or classes.…

A: According to the provided information, we have P(Adults with smartphones use them in meetings or…

Q: Assume that when adults with smartphones are randomly​ selected, 47​% 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, 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, 42​% use them in meetings or…

A:

Q: use them in meetings or classes. If 10 adult smartphone users are randomly​ selected, find the…

A: 10 adult smartphone users are randomly selected and 49% use them; n=10 p=0.49

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

A: Given: p =0.46 n = 5 The formula of the binomial distribution  is, The probability that at least 3…

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

A: It is given that n is 12 and p is 0.59.

Q: find the probability that exactly 2 people willget enough sleep each night?

A:

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

A: Let X be the random variable from binomial distribution with probability (p) = 42% = 0.42 and sample…

Q: Find the empirical probability of flipping a coin 10 times

A: We need to find the emperical probability of flipping a coin 10 times Emperical probability is…

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

A: It is given that the random variable X i.e, smartphones in meetings or classes follows Binomial…

Q: Assume that when adults with smartphones are randomly​ selected, 51​% use them in meetings or…

A:

Q: If the probability that a relationship will end in a breakup within 2 years in 0.3.Find the…

A: Probability that the relationship will end in a breakup within 2 years, Sample size,

Q: at exactly 2 of them use their smartphones in meetings or classes.

A: Given that  39% of adults using smartphones in meetings or classes. P= 0.39 Random sample size (n) =…

Q: The proportion of eligible voters in the next election who will vote for the incumbent is assumed to…

A:

Q: Randomly select and test 56 batteries and determine whether each is within specifications. The…

A: From the provided information, Sample size (n) = 56 A shipment contains 3000 batteries and 1% of…

Q: Find the probability that exactly 7 out of 10 adults are active on social media considering a…

A: Given that  Probability of failure = 50% = 0.50 = P (1-P) = 1-0.50 = 0.50  = P(Success) Sample size…

Q: 40% of consumers believe that cash will be obsolete in the next 20 years. Assume that 7 consumers…

A:

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

A:

Q: 39.9​% of consumers believe that cash will be obsolete in the next 20 years. Assume that 7…

A: According to the given information,Probability of success in a trial, p = 39.9% = 0.399Total number…

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

A: Given that the adults with smartphones are randomly​ selected, 55​% use them in meetings or classes.…

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

A: Consider X be a random variable which follows binomial distribution indicates the smartphone users…

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

A: We have to find given probability..

Q: Tennis great Roger Federer made 65% of his first serves in the 2011 season. When Federer made his…

A: Given data; First serve  = 65% Fisrt serve win = 78% Second serve win = 57% To find:  the…

Q: Doctors have indicated that 33% of the US population has A+ blood which is the second most common…

A:

Q: Suppose Solar power plants failures occur with an average of 5 failures every year, calculate the…

A: Given data: 5 = failures every year To find: The probability that there will not be more than one…

Q: A landscaper mows 25 lawns per day on sunny days, 15 lawns per day on cloudy days, and no lawns if…

A:

Q: Test whether patients getting Treatment 1 are more likely to survive, if 62 out of 82 getting…

A:

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

A:

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

A: Let "X" be adults who use their smartphones in meetings or classes.

Q: For next year, 47% of veterans will buy a single family home. If we pick a random sample of 5…

A: Given Information: n = 5 p = 47% = 0.47 To find out the probability that at least 4 veterans will…

Q: In a large population, 67 % of the people have been vaccinated. If 4 people are randomly selected,…

A: Let us denote X=the number of people who have been vaccinated n=sample size= 4 p=probability of…