QUESTION 29 A social study showed that a 99% confidence interval for the proportion of employees in computer-related jobs who have changed jobs in the past year is (0.199, 0.249). Find the sample size (n) used in this study. Round your answer to the next integer.

Q: Three cards marked E, F and G, respectively, are placed in a container. A card is drawn, the letter…

A: "Here, the first problem is incomplete, so we assume the request is for the second problem." A tree…

Q: 5. Using empirical probability, suppose you tossed a fair coin 500 times and noted that it landed on…

A: Probability=favorable/total

Q: 1. Suppose that the annual rainfall in Southern California is normally approximated with mean 8 (in)…

A: It is given that  Mean, μ = 8 Variance, σ2 = 4 Standard deviation, σ = 2   Note: According to…

Q: onthly Mortgage Payments The average monthly mortgage payment including ates. If the standard…

A:

Q: Suppose a polling agency reported that 44.1​%of registered voters were in favor of raising income…

A: Givensample proportion(p^)=44.1%=0.441sample size(n)=1047confidence level=99%Margin of…

Q: 2- Random sample with size n with p.d.f define as follows: f(x; 0) = √e-(x-0) 0 Find the estimators…

A: We have: f(x) = e-(x-θ)       θ≤x<∞

Q: Water glasses on a shelf are broken and must be replaced. The replacement cost can be cut in half if…

A: we have to determine the total number of glasses broken.

Q: Commute Time to Work The average commute to work (one way) is 25 minutes according to the 2005…

A: Given information- Population mean, µ = 25 minutes Population standard deviation, σ = 6.1 minutes…

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A:

Q: Two dice are rolled. Find the probabilities of the following, as reduced fractions, and justify.  a.…

A: It is given that the two dice are rolled then the sample space is S = { (1,1) (1,2) (1,3) (1,4)…

Q: A bag contains 1 gold marbles, 10 silver marbles, and 28 black marbles. Someone offers to play this…

A: It is given that  Gold marbles = 1 Silver marbles = 10 Black marbles = 28 Total marbles = 39

Q: Four dice are rolled till the first six appears on one of them. What is the mean number of rolls…

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

Q: let X ~ N(M, 6²) Find MLE (6²) X 7°

A:

Q: THE FF. WERE THE RESULTS OF THE EXAMINATION CONDUCTED FOR GRADUATING STUDENTS. FIND THE RANGE (USE…

A: given frequency distribution table is the results of the examination conducted for graduating…

Q: It rains one-dollar bills on Pluto at an average rate of 24.3 bills per hour. (a) What is the…

A: given data  λ = 24.3 per hour x = no. of bills int hour P(x=X) = e-λt(λt)xx!   _________poisson…

Q: mly selected from this batch of 7707 and the entire batch is accepted if there are no failures, what…

A: Given Among 7707 cases of heart pacemaker malfunctions, 333 were found to be caused by firmware,

Q: 2 50 сомролents 8 Components probabilities they find + the out are damageh Please Show explainati- +…

A: Solution: Given information: N= 50 Total components  x= 4 components are damaged

Q: Kurtosis describes the peakness of the curve on the median mean mode

A: It is given that the statement about to the kurtosis of the curve. Here, need to find out the…

Q: Consider the experiment of rolling a fair die and flipping a fair coin. Use the concept of…

A:

Q: Could you explain where t-score = -1.97 for 5% come from? I don´t see anywhere

A: The sample size n is 221.

Q: Per Capita Income of Delaware Residents In a recent year, Delaware had the highest per capita annual…

A:

Q: According to the DSM-5, a standardized classification of mental disorders used by mental health…

A: We are given some criteria used to diagnose Major Depressive Disorder (MDD) and the approximate…

Q: What are the elements of a construct that can be measured or quantifhed?

A: the elements of a construct that can be measured or quantified

Q: A financial analyst claims that, out of 5 specific stocks, it is possible to predict, in the correct…

A:

Q: The number of weekdays, X, and weekend days, Y, that a randomly selected employee at a restaurant…

A: Discrete joint pmf of x,y  has given

Q: No outliers at least one upper outlier

A: Given, min  = 2 Q1 (the first quartile) = 26 Q2(median) = 32 Q3(the third quartile) = 34 max = 57

Q: 3. A researcher has 14 subjects taking part in an experiment. They will randomly assign 5 subjects…

A: Total subjects = 14  3 groups : 1: 5 subjects 2: 5 subjects 3: 4 subjects No. of ways = ?

Q: Big babies: The Centers for Disease Control and Prevention reports that 30% of baby boys 6 - 8…

A:

Q: When studying radioactive material, a nuclear engineer found that over 365 days, 1,000,000…

A: Given Information: Over 365 days, 1,000,000 radioactive atoms decayed to 971,559 radioactive atoms.…

Q: The time spent, in minutes, on physical activities per day was recorded for a sample of college…

A: Note- Since you have posted multiple questions, as per our guidelines we are supposed to answer only…

Q: The data set for a random sample of 10 basketball player's heights compared to their shoe sizes is…

A: The shoe size depends on height of the players. So here shoe size is dependent variable (Y) and…

Q: 33. Suppose you divide an ordinary deck of cards into two decks Deck 1 consists of of the red cards…

A: Introduction: Denote H as the event of getting a head on flipping the coin, and A as the event of…

Q: When playing roulette at a casino, a gambler is trying to decide whether to bet $15 on the number 30…

A:

Q: A decade-old study found that the proportion, p, of high school seniors who believed that "getting…

A: Givensample size(n)=220x=136sample size(n)=xn=136220≅0.6182confidence level(α)=0.05

Q: Problem #6: When coin 1 is flipped, it lands on heads with probability; when coin 2 is flipped it…

A:

Q: 2. A fair die is successively rolled. Let X and Y denote, respectively, the number of rolls…

A: GivenX is the number of rolls for the first 6 Y is the number of rolls for the first 5. The possible…

Q: A professor has a class with 19 students. Each student will receive a grade of A, B, C, D, or F. 1)…

A:

Q: (b) Two separate bags each contain eight marbles. In the first bag the marbles are red and blue and…

A: A number of events are considered as independent if the probability of occurrence of any one of them…

Q: You are heading to the animal shelter to choose a pet. The shelter has the following pets available:…

A: Given Information: Number of Cats = 15 Number of Dogs = 24 Total number of pets available = 39…

Q: Let S = {s1, s2, s3, s4, s5} be the sample space associated with the experiment having the following…

A: Given that  Outcome    s1       s2       s3       s4       s5    Probability 5 19…

Q: mutual fund company holds shares in many firms, but sometimes the firms go bankrupt. Assume that the…

A: It is given that the number of bankruptcies follows a Poisson process with a mean of 3 bankruptcies…

Q: 1. If X and Y have joint density function find fx,y (x, y) = [1/x, if 0<x< 1, 0 <y<x 0, otherwise…

A:

Q: Solve the problem. The odds in favor of a horse winning a race are posted as 4:3. Find the…

A:

Q: Mexican restaurant, six with hot peppers and seven without. However, the restaurant forgot to label…

A: It is given that the 13 burritos. P( with hot peppers ) = p = 6/13 Sample size, n = 13 Here, p =…

Q: How did you find the 1/5 values for each part of the integrals? The 2/5 was highlighted as the…

A: Given that  A point is chosen at random on a line segment of length L Interpret this statement, and…

Q: In which of the following situations we can NOT construct a confidence interval for the population…

A: Given in which of the following situations we can not construct a confidence interval

Q: how did they come up with 47.5

A: Given that  Access time in milliseconds Frequency 30 but less than 35 - 17 35 but less than 40 - 24…

Q: 2. Age and BMI of the 9 individuals are listed as follows. Analyze if there is any correlation…

A: From the above data  Consider X independent variable is Age  And  Y Dependent variable is BMI

Q: Sets 1. I it is the rainy season in Malaysia currently. A survey was done with over 122 students…

A: Given that a survey is done with over 122 students, where students are asked if they drink any of…

Q: Find the probability of detecting a photon if the probability amplitude is as provided in the first…

A: Please find the explanation below. Thank you.