The averag companys page is selected at random: number of misprints per page reports is O.h If in a annual a find the probability that it will contain more than troo misprints

Q: On the average a certain intersection results in 3 traffic accidents per month. What is the…

A: Given : The average results in 3 traffic accidents per month. λ = 3 Px = k = e-λλkk!            ;…

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

A:

Q: Consider the probability that 5 students in a calculus class with 400 students were born on the day…

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

Q: In a large population, 64% of the people have been vaccinated. If 4 people are randomly selected,…

A:

Q: In a large population, 55 % of the people have been vaccinated. If 3 people are randomly selected,…

A: Probability that people have been vaccinated = 55% = 0.55 Sample size, n = 3

Q: A study determined that 3% of children under 18 years old lived with their father only. Find the…

A: Given,n=16p=0.03A random variable X~Binomial(n=16 , p=0.03)P(X=x)=16x0.03x 1-0.0316-x  ;…

Q: The mayor of a town estimates that 65% of the residents in the town favor a raise of taxes to…

A: Given information: p=The probability of residents in the town favor a raise =65%=0.65 400 people…

Q: (a) The probability that 10 people have different birthdays is (Round to four decimal places as…

A: Here Given  Total No of days in year=365

Q: Suppose the probability of a bank making a mistake in processing a deposit is .0003. If 10,000…

A: Given,n=10,000p=0.0003here n is large and p is very small so we haveto use poisson distribution with…

Q: the probability that the husband of an employed woman was also employed.

A: Given: Total husbands employed P(H) =  0.94 Total unemployed husbands P(H') =1-0.94= 0.06 Total…

Q: ased on a poll, 60% of adults believe in reincarnation. Assume that 5 adults are randomly selected,…

A: Given that, 60% of adults believe in reincarnation. Sample size, n = 5

Q: If the probability that a certain tennis player will serve an ace is 1/4, what is the probability…

A: Solution-: Given: n=8 and p=0.25 (The probability that a certain tennis player will serve an ace is…

Q: Find the indicated probability. Round to three decimal places. A tennis player makes a successful…

A: It is given that a tennis player a successful first serve 49% of the time, and she serves 6 times.

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

A:

Q: Suppose 90% of kids who visit a doctor have a fever, and 35% kids with a fever have sore throats.…

A: Independent Events:   Any two events A and B are said to independent if the occurrence of the event…

Q: A survey finds that customers are charged incorrectly for 4 out of every 30 items, on average.…

A: We have given that  Number of trials n=13 Success of probability p =4/30=0.1333 X~binomial ( n, p)

Q: A manufacturer estimates that 1.5% of his output of a small item is defective. Find the probability…

A: We have to find probability using exact bínomial distributaion.

Q: A national survey found that 42​% of adults ages​ 25-29 had only a cell phone and no landline.…

A:

Q: A parking enforcement officer has a quota of 5 citations to issue by the end of the shift. Assume…

A: Number of citation to be issued at end is 5. The probability of given car has a violation is…

Q: Suppose that 80% of drivers are "careful" and 20% are "reckless." Suppose further that a careful…

A:

Q: An aerospace company tests a new missile prototype. The probability of a hit is, in any test, 0.95.…

A: Ans - Given, An aerospace company tests a new missile prototype. The probability of a hit is, in any…

Q: A civil engineer is selected from a staff of 10 to supervise a concrete pouring project by selecting…

A:

Q: The manager of a restaurant claims that only 3% of the customers are dissatisfied with the service.…

A: Let X be the number of persons dissatisfied. The sample size is n=25. The proportion of customers…

Q: In a certain classroom at Cal State LA, 63% of the students get less than the recommended amount of…

A: Given data, p=63%=0.63 If n=8 P(X=3)=?

Q: In a large population, 54 % of the people have been vaccinated. If 5 people are randomly selected,…

A: Given that, proportion, p= 54%  p= 0.54 We selected 5 people so sample size is n= 5 Hence random…

Q: A study conducted at Jolly Roger Sailing School shows that 47% of the School's graduates find a job…

A: Given information- We have given a problem of the binomial distribution. Proportion of the School's…

Q: Suppose that a fast food restaurant can expect two customers every 3 minutes, on average. What is…

A: Probability distributions are of 2 types, discrete and continuous. Poisson distribution is a…

Q: A local drugstore owner knows that, on average, 100 people enter his store each hour. a. Find the…

A: Here we will use poisson distribution;

Q: (A) Find the probability that at least 1 ball was red, given that the first ball was replaced before…

A: A box contains 4 red and 2 white balls.  (A)  Find the probability that at least 1 ball was red,…

Q: Assume that when adults with smartphones are randomly​ selected, 65% use them in meetings or…

A: Define the random variable x as the number of adults using smartphones in meetings or classes. Here,…

Q: for a publisher of technical books, the probability that any page contains at least one error is p =…

A: Given that  n=1000 , p=0.005

Q: A survey of 800 randomly selected high school students determined that 182 (a) What is the…

A: The probability is obtained by the ratio of total favorable outcomes by the total number of possible…

Q: a. With two hard disk drives, the probability that catastrophe can be avoided is (Round to four…

A: here use binomial distribution  each trial independent(failure of disk indpendent) finite number of…

Q: ATV show, Lindsay and Tobias, recently had a share of 15, meaning that among the TV sets in use, 15%…

A: Provided situation is, A TV show, Lindsay and Tobias, recently had a share of 15, meaning that among…

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…

Q: In a certain study, the chance of encountering a car crash on the road is stated as 20%. Express…

A: We know that for an event E the probability of the event E is given by; P(E)=Number of favourable…

Q: Determine the probability for each of the following event. A non- defective bolt will be found if…

A:

Q: in a large population 68% of the people have been vaccinated,if 4 people were selected, what is the…

A:

Q: Suppose that a fast food restaurant can expect two customers every 3 minutes, on average. What is…

A: Given: Mean number of customers every 3 minutes = 2 Mean number of customers for 9 minutes = 2×93=6…

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

A: It is given that n = 9 and p = 0.36.

Q: An aerospace company builds a type of cruise missiles. Suppose, on average, the first failure of…

A: Let there is a sequence of trials, each having two outcomes, say Success and Failure, trials being…

Q: A survey of 400 randomly selected high school students determined that 93 play organized sports.…

A: A) There are totally 400 randomly selected high school students are surveyed in which 93 are played…

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

A: Let X be the random variable from binomial distribution with probability (p) = 48% = 0.48 and sample…

Q: Calculate the probability that the contract was awarded to textile distributor K given that the…

A: P( K win the  contract ),PK=0.4 P( L win the  contract ),PL=0.3 P( M win the  contract ),PM=0.3 P( K…

Q: Suppose the probability that a basketball player hits a basket on a free throw is 0.91, and that the…

A: We have to find correct answer..

Q: Assume that when silts with smartphones are randomly selected 37% use them in meetings or class. IF…

A: From the provided information, Sample size (n) = 6 37% of adults use smartphones in meetings or…

Q: Assume that when adults with smartphones are randomly selected, 39% use them in meetings or classes.…

A: probability mass function of B.D is = f ( k ) = ( n  k ) p^k * ( 1- p) ^ n-kwhere       k = number…

Q: The averag in a companys annual reports is o.4. If is selected at random: number f misprinis per pae…

A: Let, X=the number of misprints per page X follows a Poisson distribution with mean= 0.4

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.