a) Clothes manufacturing machine, the probability of appearing damaged products is 0.02. At the beginning of operation: 1. What is the probability that the 10th piece appearing damaged 2. Find mean and variance of the piece appearing damaged

Q: Find the odds in favor of an event and odds against event S.  For Samsung ships 23.5 percent of the…

A: A: Samsung shipsP(A)=23.5%=0.235P(Ac)=1-P(A)=1-0.235=0.765

Q: real estate agent’s rate of success to make a sale among his customers is 20%. In a normal workweek,…

A: From the given information we find the solution.

Q: A quality-control manager was concerned about variability in the amount of an active ingredient in…

A: The sample size is For next situation,The sample size is The objective is to find the probability of…

Q: Suppose a population has three values 13, 17 and 24. What is its variance?

A: Given: n=3 The mean of the data is obtained as below: Mean=∑xn=13+17+243=543=18 The mean is 18.

Q: According to the Department of Education, 60% of college students enjoy taking Statistics. Suppose…

A: Let  X be the number of students who enjoy taking Statistics in a sample of 200. Given n = 200…

Q: It's estimated that only abe probability that only 10 pe

A: Introduction: The formula for the binomial distribution formula: P(x)=nxpxq(n-x)

Q: 2) If all of the values in a set of data were doubled, what would happen to the variance?

A: We need to use the concept of variance.

Q: Twelve percent of U.S. employees who are late for work blame oversleeping. You randomly select four…

A:

Q: find the mean, variance, and standard deviation   Twenty-one percent of U.S. employees who are late…

A: The value of mean is 0.84, which is obtained as follows:

Q: a. [3] What is the probability that V runs a race in less than 14 seconds? b. [3] What is the…

A: Given:  V , W and P are three independent and normally distributed.  E( V) = 15 E( W)= 16.2 E( P)=…

Q: Give conditional variance.

A:

Q: Roll a six faced fair die. Suppose X denote the number appear on the top of a die. Compute variance…

A:

Q: Suppose that we know that 33.8% of the people born in the United States between 1936 and 1951 have…

A: The given situation follows binomial distribution. The proportion of people born in United States…

Q: ) If the probability of a student receiving financial aid is 0.72, find the mean and variance of the…

A: Given: probability of a student receiving financial aid is 0.72 p=0.72 number of students(n)=40000

Q: If the probability that a patient experiences postsurgical shock following a certain surgical…

A: Givenp=0.6n=12x~Binomial(n=12,p=0.6)P(X=x)=Cxn×px×(1-p)n-x   ; x=0,1,...,n

Q: Genetic theory indicates that the probability that a Dame's Rocket (flowering herbaceous plant) has…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: The data on the right represent the number of traffic fatalities by seat location and gender.…

A:

Q: If Random Variable H is getting a head in tossing 4 coins, what is the mean and the variance?

A:

Q: What is the probability it will take him more than 1020 shots to hit it? f. What is the expected…

A: here given ,  A novice marksman is shooting at a target 1000 feet away. The probability of his…

Q: A detergent company finds that a family in the country washes an average of 910 kilograms of clothes…

A: We have given that,  Let X be the random variable from normal distribution with mean (x̄) = 910 and…

Q: What is variance?

A: Variance is a measure of dispersion or spread of a data distribution. Variance of a data…

Q: Kathryn has classes 4 days a week. She attends the class 4 days a week 60% of the time, 3 days 20%…

A: Given: Kathryn has classes 4 days a week.  She attends the class 4 days a week 60% of the time, 3…

Q: A detergent company finds that a family in the country washes an average of 910 kilograms of clothes…

A: Given that: X is normal Distributed with mean µ = 910.0 and standard deviation σ = 85.0 By using…

Q: If the estimated mean of crashes at intersection is 10, what is the probability of having 5, 10 and…

A: Given the estimated mean of crashes at an intersection is; μ=10 Let, X = The number of crashes next…

Q: The probability of a transformer that has been refurbished at a factory being defective is 0.15. An…

A: Given the probability of a transformer that has been refurbished at a factory being defective =…

Q: Let Y be the number of distinct numbers showing when three fair dice are rolled. Find the pmnf and…

A: Note In question it's mentioned PMNF Which is wrong term are misspelled during typing.  It's PMF.

Q: The driving time between Toronto and North Bay is found to range evenly between 195 and 240 mins. a.…

A: The given distribution is uniform distribution. X~U(a=195,b=240) Then, a. P(driving time≤210)=?The…

Q: Customers arrive at a checkout counter in a department store at an average of 7 customers per hour.…

A: The given information is about the arrivals in a checkout counter in a store. The average number of…

Q: Ques 3) The probability of success of random variable X is 0.6. X follows a geometric distribution.…

A:

Q: A statistician wants to know whether newborn baby boys or newborn baby girls cry more. Consider the…

A: Both matched pairs t - test and 2 sample t - test are used for comparing the means of two groups.…

Q: A fair coin was tossed three times. Let x be the number of heads. Find the mean and variance o x

A: Given Coin is tossed three times.

Q: What is the variance of the following data( 1, 2, 3, 4, and 5)?

A: According to the given information in this question We need to calculate the value of variance

Q: a. Find the percent of her laps that are completed in less than 130 seconds. b. The fastest 3% of…

A:

Q: A case of wine has 12 bottles, 3 of which contain spoiled wine. A sample of 4 bottles is randomly…

A:

Q: In a poisson distributed character, the mean number of events is 6. Find the variance.

A:

Q: The probabilities that fast – food restaurant sells 10, 20, 30, 50, 100 burgers daily are 0.20,…

A: Given that Find Variance of A = ?

Q: The data on the right represent the number of traffic fatalities by seat location and gender.…

A:

Q: Suppose bob flips a fair coin 100 times.Let X be the number of heads he gets.What is Variance of X?

A: For a fair coin the probability of getting head= 0.5X=number of headsn=sample size=100p=probability…

Q: The experiment is to toss two balls into four boxes in such a way thát each ball is equally likely o…

A: It is given that the, There are 2 balls and 4 boxes. The experiment is to toss two balls into 4…

Q: The class outing ticket includes a snack-pack with three items, a coold chocolate and then chips or…

A:

Q: A racing car consumes a mean of 103 gallons of gas per race with a variance of 36. If 38 racing…

A: The probability of the sample mean would be greater than 101.5 gallons is 0.9382 and it is obtained…

Q: Suppose X is an outcome in throwing a fair die. Find the mean and variance

A: Given X is an outcome in throwing a fair die and we want the mean and variance.

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.