The polls are open in Gotham City from 11 A.M. to6 P.M. The city has 3 voting machines. It takes an average of 1.5 minutes (exponentially distributed) for a voter tocomplete voting. The arrival rate of voters throughout theday is as shown in Table 12. What is the probability that allvoting will be completed by 6:30 P.M.? Time Hourly Arrival Rate11 A.M.–noon 80Noon–1 P.M. 1251 P.M.–2 P.M. 1102 P.M.–3 P.M. 903 P.M.–4 P.M. 804 P.M.–5 P.M. 705 P.M.–6 P.M. 100

Q: The table summarizes results from 982 pedestrian deaths that were caused by automobile accidents.…

A: The objective of this question is to find the probability that the pedestrian was not intoxicated or…

Q: After a particular heavy snowstorm, the depth of snow reported in a mountain village followed a…

A:

Q: In a large population, 66 % of the people have been vaccinated. If 3 people are randomly selected,…

A:

Q: Ruby has a bird feeder which is visited by an average of 13 birds every 2 hours during daylight…

A:

Q: What is the probability that she has her first successful ticket on the 4th try

A: Let p be the probability of winning. Given that p = 0.07 Let X denote the try number on which she…

Q: In a large population, 59% of the people have been vaccinated. If 5 people are randomly selected,…

A:

Q: If a seed is planted, it has a 70% chance of growing into a healthy plant. If 8 seeds are planted,…

A: Answer:- Given, a seed is planted, it has a 70% chance of growing into a healthy plant.…

Q: In a large population, 61 % of the people have been vaccinated. If 3 people are randomly selected,…

A: p(vaccinated) = p = 0.61 ∴ p(not vaccinated) = 1 - 0.61 = 0.39 select 3 people at random p(atleast…

Q: In a large population, 56 % of the people have been vaccinated. If 5 people are randomly selected,…

A: given data, p( vaccinated)=p =0.56n=5q=1-p=1-0.56=0.44x= no. of vaccinated

Q: A professional basketball player makes 85% of the free throws he tries. Assuming this percentage…

A: Ans: Given P = 85%  = 0.85          n = 8   and  x = 8      Find  P( X = 8) =?

Q: In a large population, 67 % of the people have been vaccinated. If 5 people are randomly selected,…

A: Given: Let X be the number of people has been vaccinated.   n=5 and p=0.67 X ~ B (n=5, p=0.67)

Q: Clara is a medical assistant who gives 14 people a flu shot in one day. The probability of…

A: Givenn=14p=0.14x~Binomial(n=14,p=0.14)P(X=x)=(nx)×px×(1-p)n-x    ;  x=0,1,...,n

Q: exactly twice to pass the course

A:

Q: A student takes a ten question true false quiz but did not study and randomly guesses each answer.…

A: Given: Number of questions = 10Probability of getting correct =1/2 =  0.5 (because it is a true -…

Q: In a large population, 52 % of the people have been vaccinated. If 5 people are randomly selected,…

A: Let p be the proportion of vaccinated people. Given that p = 0.52 Let X denotes the number of…

Q: In a recent survey, 303 out of 350 residents of Salem, MA said they are planning on passing candy…

A: here given ,  303 out of 350 residents of Salem, MA said they are planning on passing candy during…

Q: 8% of Dr. Williams patients end up with 20-30% vision or better. Find the probability that exactly 4…

A: Let the give data be probability of patients getting well = 0.98 The number of patients. n = 4

Q: basketball player makes foul shots 75 % of the time. If she takes 9 shots, what is the probability…

A:

Q: 4% of visitors make donations. on a certain day, the museum has 175 visitors. find the expected…

A: The expected number of donations is obtained below as follows:   The conditions for the normal…

Q: In a very delicate operation, the only chance of survival is 80 percent. Find the probability that…

A: 90% of 10 patients is X= 90*10/100 = 9 X= 9  We've to find the probability that exactly 9 patients…

Q: Alex makes 20% of his hockey goals that he attempts.  For a practice, he likes to shoot goals at the…

A:

Q: Halfway through the​ season, a soccer player has made 11 penalty kicks in 16 attempts. Based on her…

A: The formula of the relative frequency is,

Q: At a pizza restaurant, the probability that a customer will order pizza is 0.9 and the probability…

A: Conditional probability : The probability of event B given that the event A has already occurred is…

Q: If one of the pedestrian deaths is randomly selected, find the probability that the pedestrian was…

A: The data is given by   Pedestrian intoxicated (Yes) No Total Driver intoxicated (Yes) 44 70 114…

Q: The probability that it will rain in a city is 0.1. Find the probability that it will rain on two…

A: Given that the probability that it will rain in a city is 0.1. Two consecutive days are independent…

Q: Terry purchases 25 scratch off lottery tickets. Each ticket has a 10% chance of winning. What is the…

A: Given: Sample size (n)=25. The probability of winning is p=10%=0.10.

Q: Terry purchases 30 scratch off lottery tickets. Each ticket has a 10% chance of winning. What is the…

A: Given: The sample size is n= 30. The probability of winning is p=10%=0.10.

Q: On average, you receive four pieces of junk mail a day. Find the probability that you receive next…

A: Given that On average, we receive four pieces of junk mail a day. Than we have to find the…

Q: Fifty-three percent of all U.S. citizens have some college education. Choose 10 people at random,…

A: Answer: Given that                    p= 0.53      ,   n=10                      now will use…

Q: The table summarizes results from 982 pedestrian deaths that were caused by automobile accidents.…

A: The objective of this question is to find the probability that the pedestrian was not intoxicated or…

Q: In a large population, 59% of the people have been vaccinated. If 3 people are randomly selected,…

A: n=3,p=59%=0.59X~Binomial(n=3,p=0.59)Let X be the number of person have been vaccinated.p be the…

Q: In a multiple-choice exam, there are 30 questions. There are 5 answers for each question and only…

A: Binomial distribution is given by

Q: A student takes a true-false test but did not study and randomly guesses each answer. There are 20…

A:

Q: A group of people were asked if they had run a red light in the last year. The number of people that…

A: The sample proportion of the sample of size n can be defined as: p^=xn Here, x = Total number of…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.