Assume that police estimate that 73% of drivers now wear their seatbelts. They set up a safety roadblock, stopping cars to check for seatbelt use. ... a) How many cars do they expect to stop before finding a driver whose seatbelt is not buckled? 3.70 (Round to two decimal places as needed.) b) What's the probability that the first unbelted driver is in the 6th car stopped? 0. (Round to three decimal places as needed.)

Q: A spinner is divided into five colored sections that are not of equal size: red, blue, green,…

A: Color Frequency Red 9 Blue 14 Green 11 Yellow 7 Purple 9 Total 50    probability…

Q: The cashier line of a canteen can facilitate up to 60 customers an hour. Frequenters of the canteen…

A: Form  the given information, it is clear that, The Waiting time  μ is 60. Average of the arrival…

Q: A group of people were asked if they had run a red light in the last year. 455 responded "yes", and…

A: The number of people who responded yes is 455 and the number of people who responded no is 310.

Q: A class has 18 boys and 12 girls. The teacher calls on students at random to recite. What is the…

A: Given that  Total students=18+12=30 Boys students=18 Girls students=12 Teacher calls on students at…

Q: C. The probability that the the child will be older than 5 years old? | 0.8681 d. The probability…

A: Consider that the answer of the given part a, b, and c are the correct answer. And distribution is…

Q: The IRS has determined that 29 % of tax returns contain errors.  Suppose the IRS examines a set of…

A: From the given information, Consider, x be the discrete random variable that denotes the tax returns…

Q: 2. A standard six-faced die is rolled ten times in succession. Assuming the die is fair determine:…

A: A standard six-faced die is rolled ten times in succession.The die is fair n=10, p=16Let p be the…

Q: A public park in Brooklyn occupies a rectangular plot of land measuring 239 m by 127 m. The park has…

A: what is the probabilty that it will land in the swimming pool

Q: The probability that the Rand will weaken against the Dollar tomorrow is 0.53. The probability that…

A:

Q: According to a Gallup Poll, the probablity that a Republican approves of the death penalty is 69%.…

A: The probability that Republicans approve of the death penalty is 69%.p=0.69wants to calculate…

Q: Calculate the probability of rolling at least one “5” after 6 rolls: a. Use the relative frequency…

A: In the given situation, dice is rolled 6 times. Total number of outcomes is 6^6=46656 Among 46656…

Q: A sample of consumers was surveyed about their purchasing habits, and the responses are summarized…

A: Answer: - Given, A sample of consumers was surveyed about their purchasing habits, and the responses…

Q: The average number of defects on a rubber band is 0.35 per meter. a. What is the probability that a…

A:

Q: The probability is 0.047 that a male will be​ color-blind. What is the probability that at least one…

A: The problem is a binomial probability with a formula of:P(x) = nCx px qn-xwhere:P(x) = binomial…

Q: A recent survey of 980 American adults (18 year olds and over) were asked what their favorite season…

A: The probability that a randomly selected American adult picks Fall as their favorite season is…

Q: Students who live on campus and purchase a meal plan are randomly assigned to one of seven dining…

A: Given: Total number of halls = 7 Number of dining halls chosen = 1

Q: Two cards are selected from a standard deck of 52 playing cards. The first card is not replaced…

A: Total Cards in deck = 52 Number of club in the deck = 13 Number of spade in the deck= 13 Probability…

Q: Based on a​ poll, among adults who regret getting​ tattoos,15​% say that they were too young when…

A: given dataP(too young) = p = 0.15n = 10x = No. of people say too youngp(x=X) = nxC * px * qn-x…

Q: A financial services committee had 60 members, of which 10 were women. If 9 members are selected at…

A: a. The probability that 7 men and 2 women are selected is 0.3041 and it is obtained below: From the…

Q: Approximately 42% of people who purchased beer bought it specifically for consumption during a…

A: From the given information we find the probability that no more than two people brought two beer .

Q: Two hundred math teachers were given a survey that asked two questions:  1. Do you own a…

A: Let , M=a student owned a motorcycleC =a student owned a…

Q: A die is rolled 9 times. Find the probability of rolling no more than 3 fives. The probability of…

A:

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: The probability that more than 14 of those survyded feel the state , n=20 , p=0.45

A: Answer: From the given data, Sample size(n) = 20 P = 0.45 X~Binomial distribution(20,0.45)

Q: The probability is (Type an integer or a decimal. Round to three decimal places as needed.)

A: It is given that  p = 7% = 0.07 n = 206

Q: A group of people were asked if they had run a red light in the last year. 431 responded "yes", and…

A:

Q: A real estate agent has 16 properties that she shows. She feels that there is a 50% chance of…

A: Given,n=16p=50%=0.5,m 1-p=1-0.5=0.5Compule the probability of selling less than…

Q: Michael gave a probability answer as 24. What is wrong with an answer such as this?

A: According to the provided information, Michael gave a probability answer as 24.

Q: If the Bit Error Rate (BER) in a wireless communication system in 0.5%, then find the followir side,…

A: 100 Megabytes (MB) = 838,860,800 Bits Bit Error Rate= Number of bits having error/ Total bits…

Q: c. Find the probability that the number of selected adults saying they were too young is 0 or 1.…

A:

Q: Given that 7.0% of the population of Canada have blood type O-negative, calculate the probability…

A: Given that 7.0% of the population of Canada have blood type O-negative so the probability of getting…

Q: According to a magazine, as of January 2018, 12% of chief executive officers were women. Complete…

A: Given, Probability of the female officer p = 0.12 Sample size n = 12

Q: When making random guesses on an 8 question quiz the probability of guessing correctly on any one…

A: