It is estimated that​ 20% of luxury cars manufactured in 2012 were silver. A car dealership typically sells 20 luxury cars per month. What is the probability that 8 of the luxury cars sold per month are​ silver?

Q: A polling company asks 20 people a survey question "Have you ever purchased bitcoin?". From past…

A: N = 20P = 0.15

Q: The Royal Armouries Museum receives 48 people per hour during weekdays. What is the probability of…

A: Let X denote the number of people receive in 5 minutes. It is given that Number of people in 60…

Q: 2016, 48.3% of college students voted.  What is the probability of getting 40 or fewer students who…

A: Number of trail n=100Probability of success p=0.483

Q: A university administrator expects that 25% of students in a core course will receive an A. He looks…

A:

Q: A study indicates that 67% of students have have a laptop. You randomly sample 7 students. Find the…

A: Given that, The random variable X students have a laptop The probability of success is 0.67 p=0.67…

Q: A certain type of ochro seed germinates 75% of the time. A backyard farmer planted 6 seeds. What is…

A: Binomial Distribution: If we have n trials each having two outcomes, say Success and Failure, trials…

Q: A blood test indicates the presence of a particular disease 98​% of the time when the disease is…

A:

Q: A study indicates that 37% of households have have a dog. You randomly sample 8 households. Find the…

A:

Q: If a baseball player has a batting average of 0.275​, what is the probability that the player will…

A: Givensample size(n)=4p=0.275p+q=1q=1-p=0.725Let x be a random variablex~Binomial (n,p)Accoding to…

Q: A magazine reported that 6 percent of all drivers talk on their cell phone while driv If 300 drivers…

A: Given data, p=6% =0.06 n=300 P(0.04<X<0.07)=?

Q: 68% of adults would still consider a car brand despite product/safety recalls. You randomly select…

A:

Q: A baseball player has a lifetime batting average of 0.208. If, in a season, this player has 360 "at…

A:

Q: A sleep clinic sees 10 new patients a day. Approximately 45% of patients are diagnosed with sleep…

A: given data  sample size (n) = 10 P(disgnose with sleep apnea) = p = 0.45 x = no. of patients have…

Q: A mail order company has an 8% success rate. If it mails advertisements to 600 people, find the…

A: Given that the success rate is 8%. That is, p=0.08 The sample size is 600. That is, n=600 Here, the…

Q: A company manufacturing laptops believes that 5% of their computers are faulty. They take a sample…

A:

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: The centers for disease control reported that 16% of college aged individuals used vapes in…

A: Given information Probability of using vapes = 0.16 No of individuals n = 750 Probability that less…

Q: A zoologist has determined that Loggerhead Sea Turtle eggs hatch about 65.2% of the time. What is…

A:

Q: It is certain that a lacrosse goalie will successfully make a save 91.83% of the time. Suppose that…

A: The probability that a lacrosse goalie will successfully make a save of the time is 0.9183.A sample…

Q: terback completes 67% of his passes, what is the probability that he will not complete his

A: A: The quarterback will complete passes The probability of passing is  P(A) = 0.67

Q: study indicates that 29% of singles have have tried online dating. You randomly sample 9 singles.…

A: Let X be the random variable from binomial distribution with probability (p) = 29% = 0.29 and sample…

Q: A biologist estimate that 70% of the deer carry a type of tick. For a sample of 300 deer random,…

A: Given P=70% n=300

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: According to the Center for Disease Control (CDC), the percentage of boys who are diagnosed with…

A:

Q: A healthcare agency reported that 51% of people who had coronary bypass surgery in 2008 were over…

A:

Q: A high school baseball player has a 0.171 batting average. In one game, he gets 7 at bats. What is…

A: Given Information: A high school baseball player has a 0.171 batting average. In one game he gets 7…

Q: A high school baseball player has a 0.246 batting average. In one game, he gets 8 at bats. What is…

A: Given information- We have given a problem of the binomial distribution. Batting average of a…

Q: One manufacturer claims that only 10% of its total production is defective. 28 items are randomly…

A: Let, X=the number of defectives n=number of trial=28  p=probability of success=10%=0.10   X follows…