According to the Federal Insurance Agency statistics, the proportion of teenage drivers between the ages of 16 to 19 who have received a speeding ticket is 54%. From a random sample of one hun- dred teenage drivers, what is the probability that a majority of them have received a speeding ticket?

Q: Sixteen of the 200 digital video recorders in an inventory are known to be defective. What is the…

A: It is given that, 16 of the 200 digital video recorders in an inventory are known to be defective.

Q: According to a 2009 Reader's Digest article, people throw away approximately 20% of what they buy at…

A: Given data Probability of throwing away (p) = 0.2 No of grocery shoppers(n) = 100 Probability that…

Q: According to the National Center for Education Statistics, 17% of all people in the United States,…

A:

Q: What is the probability a randomly selected worker does not drive a car to work?

A: Here we have given the information, According to the U.S. Census Bureau, the probability a randomly…

Q: According to the 2013 March Supplement Survey, 22.3% of U.S. households are in the Midwest. In…

A: Given the 2013 March Supplement Survey, 22.3% of U.S. households are in the Midwest. In addition,…

Q: Based on a survey by Consumer Technology Association, smartwatches are used in 18% of U.S.…

A: given data P(smartphones are used in US household) = p = 0.18P(randomly selected household has no…

Q: According to an article published at heart.org in 2015 regarding a variety of US health data: Given…

A: Solution: Given information: Let A  be the event that someone in the US has a first time  heart…

Q: A survey reports that 53% of college students use Google as their search engine. If 100 students of…

A: From the provided information, Sample size (n) = 100 Probability (p) = 0.53 Now,

Q: Eight percent of Americans have a master’s degree. If five Americans are selected at random, what is…

A:

Q: Although studies continue to show diabetes leads to significant health problems, 20% of adults in…

A: Introduction: Denote X as the number of sampled adults who have diabetes. Assume that the n = 250…

Q: According to a recent survey approximately 68% of students at this campus are women. A group of 20…

A: Solution: Let X be the number of students are women and n be the sample of students. From the given…

Q: A survey on campus revealed that 77% of the students felt that a new attendance policy was unfair.…

A: Given that the probability that the students felt that a new attendance policy was unfair is = 77%…

Q: If the probability of choosing a red chip from a bucket is 0.4, What is the probability of not…

A: We have the probability of choosing a red chip from a bucket is 0.4

Q: 2002, approximately 39% of the people eligible to vote in mid-term elections voted. Suppose you have…

A: the number of trials n=7the number of successes x=0the probability of success on a single trial…

Q: According to Gallup poll, 36% of all college students use an Apple i phone only.  If a sample of 200…

A: 1. Consider that p is population proportion of all college students who use an Apple i phone.

Q: What is the probability that the two sample proportions will differ by more than

A: From the given information, p=6.2%=0.062p1=10.2%=0.102n1=500p2=8.3%=0.083n2=200

Q: Twenty percent of all undergraduates at a university are chemistry majors. In a random sample of…

A: Given information:Population proportion (p) = 20%                                         p =…

Q: According to some estimates, approximately 34.3% of the American population has A+ blood.  Suppose…

A: We have to find given probabaility.

Q: When purchasing boards from a wood supplier, it has been documented that 44% of the boards that are…

A: Given that  Sample size n =300 Population proportion p=44%=0.44

Q: In a survey of 500 individuals, it was found that 60% of them prefer tea over coffee. Of those who…

A: Answer: To find the probability, we need to calculate the proportion of individuals who prefer tea…

Q: According to US Census Bureau data 8% of African American adults earn more than $100,000 per year.…

A:

Q: According to a survey, 36.7% of people who visit Disney World have children under 18 in their…

A: A: People who visit Disney World have children under 18 in their household   B:  Household with…

Q: The USDA reports that 31% of four-member households spend less than $100 per week on groceries.…

A: Given p=31%=0.31 n=600 Here, the sample size is large. Hence, we can use normal approximation.…

Q: What is the probability that the sample proportion exceeds 0.12?

A: Let p be the proportion of throw away of what people buy at the grocery state. Given that p=13% =…

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: When drawing a single card from the deck, what is the probability of getting a face card or a…

A: A deck contains 52 cards in total, and it contains following: 1.   Twelve Face cards (Jack, Queen,…

Q: what is the probability all three would be smokers?

A: Let , X be the number of smokers Here , X→B(n=3 , p=0.20) The probability mass function of X is ,…

Q: In 2002, approximately 39% of the people eligible to vote in mid-term elections voted. Suppose you…

A: Number of trials n=7Success of probability p=0.39X~binomial (n,p)nCx=n!/x!(n-x)!Probability mass…

Q: In the fall of 2003, a magazine article reported that about 87% of adults drink milk. A local dairy…

A: Let X be the random variable for the number of people who said that they drink milk. The population…

Q: In a classroom survey, 18 out of 30 students reported that they have a car. What is the probability…

A: