• HW 2-If the return period of a severe hurricane in North America is 243 years, then find out the probability that no such severe hurricane will occur in next 10 years. Ans//0.96 .

Q: Of all the weld failures in a certain assembly, 80% of them occur in the weld metal itself, and the…

A: Sample size(n)=20 p=probability of  weld failures occur in the base metal. p=0.20 q=0.80 Let X=no.of…

Q: A pet store has 7 puppies, including 3 poodles, 2 terriers, and 2 retrievers. If Rebecka and Aaron,…

A: Total number of puppies = 7 Number of Poodles = 3 Number of Terriers = 2 Retrievers  = 2  Selecting…

Q: Suppose two shots are fired at a target. Assume each shot hits with independent normally distributed…

A: Suppose two shots are fired at a target. Assume each shot hits withindependent normally distributed…

Q: Considering the data, 16,18,12,72,23,73,16,66,81 Calculate the median?

A: Answer: Given data, 16,18,12,72,23,73,16,66,81 Sample size (n) = 9

Q: If 4 cards are drawn from a deck of 52 and not replaced, find the probability of getting at least 1…

A: Total no. of cards in a standard deck = 52There are four suits in the deck heart, diamond, spade,…

Q: Find the indicated z-score shown in the graph to the right. The Z-score is 0. (Round to two decimal…

A: We have given the following curve

Q: 1. Construct a 95% confidence interval to estimate the proportion of Wingate male students that are…

A: total number of male students =126 number of students who are left handed=17

Q: 66. Consider two random variables X and Y with V(X) = 5, V(Y) = 10 and Cov(X,Y) = 3. (a) Find V(3X -…

A: V(X)=5 , V(Y)=10 and Cov(X,Y)=3

Q: 3) The mean of virus found probability that a sample h (4 significant number)

A: Q.3: The mean of the virus found in  Gombak in a sample of 3 liters of water is 5 Here the 6 liters…

Q: A particular brand of women's jeans is available in six different sizes, four different colors, and…

A: There are six different sizes, four different colors and two different styles of women’s jeans.

Q: Nursing Majors Non-Nursing Major 1294 651 839 1186 1490 2480 Total 1945 2025 3970 Males Females…

A: Answer: Using the given data, Total number of students = 3970 If one student is selected randomly,

Q: Suppose we are interested in analyzing the market share and customer loyalty for Murphy's Foodliner…

A:

Q: 54. Consider the jointly discrete random variables from homework questions 54-57 with joint pmf:…

A:

Q: Suppose the number of orange M&Ms in a bag are normally distributed with a mean μ= 13 and a standard…

A: Mean(μ)=13standard deviation(σ)=1.67 Sample size(n)=100

Q: (d) Discuss the advantages and disadvantages of Bayesian Statistics compared to classical…

A: Bayesian statistics and classical statistics are two different approaches to statistical inference,…

Q: The population mean and standard deviation are given below. Find the required probability and…

A: Answer:- Given, population mean, µ = 24  Population standard deviation, σ = 1.27  Sample size, n =…

Q: If the probability that an individual with a Bachelor Degree in Underwater Basket-weaving will be…

A: Let A=An individual with a Bachelor Degree in Underwater Basket-weaving will be hired in their first…

Q: Give the probability in decimal form. The campus vets club is having a raffle and is selling 1500…

A: The total number of selling tickets=1500 tickets The number of tickets bought by the people on the…

Q: population mean a confidence interval extending from 58.4853 to 78.0747 points. Find the confidence…

A: A personnel manager has found that, historically, the scores on aptitude tests given to applicants…

Q: How many different arrangments can London make?

A: For flower arrangements in party Total no of tulips=11 Total no of carnations=10 Total no of…

Q: When three friends go for a coffee, they decide who will pay the check by each flipping a coin and…

A: Since you have posted a question with multiple subparts, we will provide solution to the first three…

Q: the probability of the pointer landing in a brown region.

A: There are total 10 region in given spinner.  3 are brown , 3 are red , 2 blue and 2 yellow regions.…

Q: A survey about social media reported that 78 % of B2B marketers (marketers that focus primarily on…

A: Answer:- Given data table is,  We know that the intersection of two or more event is called joint…

Q: The following table shows the number of correctly and incorrectly filled out tax forms obtained from…

A: Total=100  Incorrect=30 Long form (1040)=60+20=80 Incorrect and long form (1040)=10+10=20

Q: help with problem 3.

A: From problem 1 the 95% confidence interval for proportion of Wingate male students that are…

Q: 23% of the teenagers in a city think that shopping malls Close too early. If 20 teenagers are…

A: Answer: From the given data, P =23% =0.23 sample size(n) = 20 X = 4

Q: We have the following probability table for the random variable X. For what value of a, E[X] = 16.5?…

A: X 10 a 20 25 P(X=x) 0.4 0.2 0.1 0.3

Q: A number cube with faces labeled from 1 to 6 will be rolled once. The number rolled will be recorded…

A: The experiment is a number cube with faces labeled from 1 to 6 that will be rolled. The number…

Q: According to TMUSS Quarterly (Totally Made-Up Sports Statistics) April 2017, the probability that…

A: The probability that the Tampa Bay Buccaneers will score a touchdown on their opening drive is 0.24.…

Q: view page 1 of the table. Click to view page 2 of the table. scores are comma to separate answers as…

A: We have to find z-score which 92% of the distribution area lies -z and z

Q: The monthly unity bills in a city are normally distributed, with a mean of $100 and a standard…

A: Mean(µ) = 100Standard deviations (σ) = 16X ~ N (µ, σ )= N(100, 16)

Q: What is the steady-state probability vector?

A: The steady-state probability vector is a vector containing the probabilities of being in each state…

Q: d) Write a statement that interprets the confidence interval. e) Does your sample support Mars'…

A: d) The confidence interval is a range of values (lower and upper bounds) that is likely to contain…

Q: On the new game show, "Who Wants to Be a Game Show Host?", 6 of the 18 contestants are from Ontario.…

A: 6 of the 18 contestants are from Ontario. Five contestants are to be selected to go on to the…

Q: The Joint Probability Mass Function of two discrete random variables, X, Y is given below. Answer…

A: To find θ, we can use the fact that the sum of the joint probability mass function over all possible…

Q: selecting box 2. A marble is drawn at random from one of the boxes turns out to be blue, what is the…

A: define events B=blue marble R=red marble X=first box, Y=second box  first box has 3 blue and 2 red…

Q: Which of the following events occur with a probability of zero? C. A Product that is neither foreign…

A: Here the given statement is    A Product that is neither foreign nor domestic. We have to identify…

Q: Let y be a random variable. In a population, μy = 150 and 55. Use the central limit theorem to…

A: Let Y be a random variable Mean (μY)=150 Variance (σY2)=55 sample size(n)=93 standard…

Q: a. What is the probability that 9 or more say yes? type your answer... b. What is the probability…

A: As per policy I have calculated first 3 subparts plz REPOST for remaining parts. The Wall Street…

Q: Can you help me with the p value and test statistic

A: Among 12944 people who survived to their 22nd birthday, there are 18 deaths before they reached age…

Q: Students arrive at Panda Express in the student center in accordance with a Poisson process with…

A: set up this processes as a birth and death processes and determine the birth and death processes…

Q: In communications of various kinds, a sent message may not be received correctly because the…

A: It is required to find the probability that the message is received correctly.

Q: What is the probability that a randomly selected bike is green or has road bike tires?

A: Let A be the event that the bike is green, and B be the event that the bike has road bike tires. We…

Q: (b) According to a statistical report in 2019, per capita consumption of bottled water in Thailand…

A: consumption of bottled water in Thailand is approximately normally distributed with Mean(μ)=42.1…

Q: the value 61 is wrong its 62. Please recheck your work once

A: First 2 step is correct.

Q: ust answer the Z

A: Age Sample size Sample mean Std. Error mean 20-39 866 64.9 0.09 60 and older 935 63.4 0.11

Q: For X~ t (17), give the R code that will compute the following. 1. P(X1.4) 3. P(0.45<X<1.31)

A: Assuming that "t(17)" refers to the Student's t-distribution with 17 degrees of freedom, you can use…

Q: ches and a standard deviation of 4.0 inches. A study participant is randomly selected. Complete…

A: Mean=M=68.9, Standard deviation=S=4.0

Q: According to the Chronicles of Contrived Statistics (March, 2016), the probability that Elon Musk…

A: Let us denote: A= Elon Musk will offer you a free trip to space B=scientists from Area 51 will begin…

Q: Without using R or any technology, for what value x does P(X<x) = 0.5? How do you know?

A: Let X ~ N(150, 12) μ=150 σ=12 The standard normal variate is defined as: Z=X-μσ~N(0,1)