Use the central limit theorem to find the mean and standard error of the mean of the indicated sampling distribution. Then sketch a graph of the sampling distribution. The per capita consumption of red meat by people in a country in a recent year was normally distributed, with a mean of 117 pounds and a standard deviation of 39.4 pounds. Random samples of size 15 are drawn from this population and the mean of each sample is determined. 4-0 0 = (Round to three decimal places as needed.) Sketch a graph of the sampling distribution. Choose the correct graph below. O A. A 96.7 117 137.3 Q O B. A 340.8 10.2 361.2 Q Q ww ^ A -106.8 10.2 127.2 86.5 117 147.5 O C. O D. Q

Q: health planning agency wishes to know, for a certain geographic region, what proportion of patients…

A: Population proportion p=0.20 Margin of error =E=0.06 95% confidence level.

Q: 1:Find the mean, median and mode for each set of data. a) 64, 69, 72, 54, 89, 92 b) 6, 0, 8, 2, 9,…

A: a) 64, 69, 72, 54, 89, 92 b) 6, 0, 8, 2, 9, 5,6,7,7,8

Q: A particular article reported the accompanying data on phenotypes resulting from crossing tall…

A: If an experiment is used to check whether the sample information is taken from the population…

Q: y chicks

A:

Q: If you obtain an odds ratio value of 4, then the variables can be said to be: clumped associated…

A: If you obtain an odds ratio value of 4, then the variables can be said to be associated. The second…

Q: Assume that a yes/no survey question is presented to a simple random sample of male and female…

A:

Q: Evaluate each of the following for x = 4, 7, 9, 8 and 3. ∑x2 ∑x2 – 1 ∑(x2−1)

A: We have given that,  The data set :- x = 4, 7, 9, 8, 3

Q: Consider a normal distribution curve where the middle 15 % of the area under the curve lies above…

A: Given that, Middle area = 15% = 0.15 15% of the area lies above the interval (3,19). To find the…

Q: A random sample of 89 airline pilots recruited by an airline service had an average yearly income of…

A: It is given that  Sample mean = 99500 Sample standard deviation = 11000 Sample size = 89

Q: Suppose you work for Fender Guitar Company and you are responsible for testing the integrity of a…

A: the average number of plucks is 6,106 with a standard deviation of 221.14 Sample size n =42

Q: 32% of employees judge their peers by the cleanliness of their workspaces. You randomly select &…

A: P = nCk * pk * q(n-k)  Here :  n = Total no. of trials k = trial for which we calculate probability…

Q: 1. The distance travelled (in kilometres) by a courier service motorcycle on 40 trips were recorded…

A: Using the equation 2k≥n, where n is the number of observations which is 4 and k is equal to the…

Q: Use the probability distribution to complete parts (a) through (d) below. The probability…

A: As per our guidelines we are supposed to answer only first three subparts. The probability…

Q: What is the appropriate conclusion? The difference was calculated as (after - before

A: Hypotheses are given by H0 : μD = 0, Ha : μD ≠ 0 P-value = 0.8011

Q: Two different analytical methods were used to determine residual chlorine in sewage effluents. Both…

A: The following data is given, Samples Method A Method B 1 0.39 0.36 2 0.84 1.35 3 1.76…

Q: Historically, 76% of University of Arkansas faculty members purchase a parking pass every year.…

A: We have given information,  The symbol π is used to represent the population proportion of faculty…

Q: With regard to how data points are arranged in space or time, the Poisson distribution will have a…

A: The Poisson distribution is used to model the number of events that occur in a fixed interval of…

Q: Let x be a random variable representing percentage change in neighborhood population in the past few…

A: Note: Hi! Thank you for the question, As per the honor code, we are allowed to answer three…

Q: a) How much more cereal do you expect to be in the large bowl? b) What's the standard deviation of…

A: Let X is the random variable representing the small bowl and Y the random variable representing the…

Q: 4. Suppose that customers enter a pep cell store in Lebowakgomo complex, on average 1 every 2…

A: Given that λ=1 every two minutes. Therefore, the value of λ every one minute is, λ=12=0.5 per…

Q: Express the confidence interval 0.666<p <0.888 in the form p± E. p±E= ±

A: The given confidence interval is 0.666 &lt; p &lt; 0.888. As per the confidence interval, this is…

Q: Annual starting salaries for college graduates with degrees in business administration are generally…

A: Here given 95% confidence interval, ($20,000 , $40,000)   Required formula to solve this question :…

Q: he weather in Rochest cember is fairly constant. Records indicate that the temperature for each day…

A: X~U(a,b) a=15 , b=35

Q: The manager of a supermarket tracked the amount of time needed for customers to be served by the…

A: We have given that

Q: is known from a recent marketing psychology research that the average popularity perception score is…

A: Population mean =2.81 Standard deviation =0.888

Q: A population has a mean μ = 82 and a standard deviation = 24. Find the mean and standard deviation…

A: Given that the distribution is normal distribution. Mean = 82 Standard deviation = 24 Sample size =…

Q: Critical values of the Chi-square distribution with d degrees of freedom Probability of exceeding…

A: Degree of freedom =df =3 Test statistic χ2 =7.5

Q: If n=14, (x-bar)=43, and s=16, construct a confidence interval at a 98% confidence level. Assum the…

A: given data sample size (n) = 14sample mean ( x¯ ) = 43sample standard deviatio (s) =1698% ci for…

Q: QUESTION The desired probability car be written as P (T< A) = 1 - e-BXA What is the value of 42

A: We can solve for A by rearranging the equation to isolate A:  P(T &lt; A) = 1 - e ^ (- B * A)  e ^…

Q: Poisson distributions have a unique property where the mean is equal to: the variance the standard…

A: The probability mass function of the Poisson distribution is as follows, P(X=x)=λx×e-λx! , x=0,1,...…

Q: a) Construct a 68.26% confidence interval for the mean of the population (in ounces). (Round your…

A: Let μ be the population mean weight of cans of coffee. Given that, Number of cans (n) = 169 Average…

Q: For a hypothesis test of the claim that the mean amount of sleep for adults is less than 8 hours,…

A: Here given , For a hypothesis test of the claim that the mean amount of sleep for adults is less…

Q: When flights are delayed, do two of the worst airports experience delays of the same length? Suppose…

A: Given the delay times in minutes for seven recent, randomly selected delayed flights departing from…

Q: he ages of a group of 149 randomly selected adult females have a standard deviation of 16.5 years.…

A: The ages of a group of 149 randomly selected adult females have a standard deviation of 16.5 years.…

Q: In a survey of 3250 adults aged 57 through 85 years, it was found that 84.7% of them used at least…

A: Given: Sample size (n) = 3250 Proportion (p) = 0.847

Q: to answer this que Two hundred students are enrolled in an Economics class. After the first…

A: Given Information: 200 students are enrolled in an Economics class. Sample size n=6 Scores: 67, 73,…

Q: Sarah has been offered a softball scholarship to two universities. She is trying to decide which…

A: We have to make comparison in two universities for their softball scholarship.

Q: n the empirical exercises on earning and height in Chapters 4 and 5, you estimated a relatively…

A: Omitted variable bias occurs when a relevant variable is left out of a regression model. If the…

Q: Using markov chain long proportions Two machines are available to perform a task, each can be either…

A: Given information: There are Two machines available to perform a task, each can be either in…

Q: Find the indicated z score. The graph depicts the standard normal distribution with mean 0 and…

A: According to the given information, we know that, P-value is given i.e. P-value = 0.1292 (Right…

Q: 5. A Senator wants to know what the voters of his state think of proposed legislation on gun…

A: Population is larger in size compare to sample. Population is the whole set of observations that are…

Q: In a survey of a group of men, the heights in the 20-29 age group were normally distributed, with a…

A: Mean=M=67.9, Standard deviation=S=4 Note: According to bartelby question answer guidelines an expert…

Q: 32. Three friends are starting a new exercise equipment franchise. Their investments are in the…

A: Three friends are starting a new exercise equipment franchise. Their investments are in the ratio of…

Q: Using simple moving averages and the following time series data, respond to each of the items.…

A: The question is about forecasting Introduction : This method used the values from the past to…

Q: Problem 6: Let X~ U(0,1), and suppose Y|X = x ~ N(x, x²). Find the joint distribution of U = 妾, V =…

A: We start by finding the joint probability density function (PDF) of U and V: Let f(x) be the PDF of…

Q: 9. Challenge A bag contains 200 red and blue marbles. Three people each took samples of 25 marbles…

A: a. To combine the samples and make a prediction, we can use the proportion of red marbles in the…

Q: Using traditional methods it takes 107 hours to receive an advanced flying license. A new training…

A: The sample size is 150, sample mean is 106 and population standard deviation is 5. The traditional…

Q: Find the indicated IQ score. The graph to the right depicts IQ scores of adults, and those scores…

A: normal distribution μ=100σ=15the shaded area is p(Z&gt;0.2525)value of IQ score for the given data.

Q: i. Construct a grouped frequency distribution table ii. Find the mean, median and mode of the…

A: The data is given of the no. of hours spent in the office. No. of employees (n) = 50 The given data…

Q: Proble 1. A four-year study of various brands of bottled water found that 30% of bottled water is…

A: