Three randomly selected households are surveyed. The numbers of people in the households are 1,2 and 12. assume that sample of size n=2 are randomly selected with replacement from the population of 1,2, and 12.   nine different samples: 1,1, 1,2 1,12, 2,1 2,2 2,12 12,1 12,2 12,12   Find the variance of each of the nine​ samples, then summarize the sampling distribution of the variances in the format of a table representing the probability distribution of the distinct variance values.

Q: 1. Suppose that you generate 20 random samples from the integers {0,1, ., 9}. What are the mean and…

A: hello there! There are multiple questions given in the image shared. According to our principles can…

Q: A population consists of the four numbers 1, 2, 4 and 5. List all the possible samples of size n = 3…

A: Given data:  1, 2, 4, and 5.

Q: A random sample of size 16 was collected which gave the sample mean of 7 and a sample variance of…

A: Given that the population mean is unknown i.e. μ. The population variance is σ2=8. The sample mean…

Q: Suppose a simple random sample of size n= 200 is obtained from a population whose size is N=20,000…

A: a) Consider that p is the population proportion and p̂ is the sample proportion, where n is size of…

Q: Consider a population consisting of value (1, 3, 5) a. Compute the variance of the sampling…

A: Population : 1 , 3 , 5 n = sample size = 2 with replacement

Q: Joe, a DOH COVID-19 tracker, found out that the number of infected persons of COVID-19 in seven…

A:

Q: One sample has SS = 70 and a second sample has a. If n = 8 for both samples, find each of the sample…

A: First Sample : SS = 70 Second Sample: SS = 42   Variance =SSn-1

Q: The following are the weights, in decagrams, of 10 packages of grass seed distributed by a certain…

A: Critical Value: In test of hypotheses, Critical Values are the cut-off values that provide with the…

Q: Suppose a simple random sample of size n= 81 is obtained from a population with p=87 and o = 18. (a)…

A: a) Central Limit Theorem for mean: If a random sample of size n is taken from a population having…

Q: Given the eight -element population 8,12,15,19,21, 25, 32, and 36. How many samples of size 2 can be…

A: Given , Eight element population : {8 , 12, 15, 19 , 21, 25, 32, 36} Population mean : μ = ∑Xi / n =…

Q: Calculate the variance for the following population of N=5 scores: 4,0,7,1,3.

A: 4 1 1 0 -3 9 7 4 16 1 -2 4 3 0 0

Q: The following data for a random sample of banks in two cities represent the ATM fees for using…

A:

Q: Suppose a population has a mean of 870 and a variance of 1,600. If a random sample is size 64 is…

A:

Q: The following table shows the number of shirts by sizes that are manufactured in a factory on a…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: Two samples, one with n = 2 and another with n = 3, have a pooled variance of s2p = 30. The…

A:

Q: Consider a population with 3 observations: 6, 10 and 12. You use simple random sampling without…

A: Given : Population size (N)=3 6 10 12 Sample size (n)=2

Q: Suppose 10% of the tubes produced by a machine are defective. If a sample of 100 tubes is inspected…

A: (a)   Obtain the expected proportion of defectives in the sample.   The expected proportion of…

Q: Suppose a population consists of the scores of 5 students in a certain examination, as follows: 8,…

A: If 2 observations are used for making a sampling distribution of sample mean from 5 population…

Q: Suppose a simple random sample of size n= 36 is obtained from a population that is skewed right…

A: Hey there! Thank you for posting the question. Since your question has more than 3 parts, we are…

Q: State two differences between a cluster sample and a stratified random sample in this situation.

A: Following are differences explained as below-

Q: For a sample of n=36 that has a variance of 1296, what is the estimated standard error for the…

A: Given: Sample size (n)= 36 Variance = 1296

Q: The following table shows the number of shirts by sizes that are manufactured in a factory on a…

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

Q: A sample of 8 random families' overall monthly water usage bill (in taka) is as follows: 187 310 280…

A: The data shows the overall monthly water usage bill of 8 random families.

Q: One sample has SS=60 and a second sample has SS=48. a. If n=7 for both samples, find each of the…

A: We have given that the one sample has SS=60 and second sample has SS=48. Here, we need to find out…

Q: A population consists of N=5, as follows: 4, 8, 12, 16, 20. Construct a Sampling Distribution of the…

A: Let all the possible samples of size 3 be drawn from the population of size five be drawn without…

Q: The following table shows the number of shirts by sizes that are manufactured in a factory on a…

A: Given information: Size Count Extra small 390 Small 470 Medium 520 Large 680 Extra…

Q: a health food store owner determined that 21% of her customers bake their own bread each week l. a…

A: Hey there! Thank you for posting the question. Since there are multiple questions posted, we will…

Q: If N = 100, Compute for the mean, variance, and standard error of the following. 1. n=15, μ = 18, σ…

A: As per bartleby guideline expert have to answer first three subparts only dear student please upload…

Q: The following table shows the number of shirts by sizes that are manufactured in a factory on a…

A: The number of particular shirt sizes manufactured by the factory. Extra-small Small Medium Large…

Q: Q5: A population has five elements 4, 5, 6, 7, 8. Draw all possible samples of size 2 with…

A: Five number : {4,5,6,7,8}

Q: 4. Find the variance and standard deviation of the highest temperatures recorded in eight specific…

A: (4) The value of sample mean is,

Q: For a sample of size 5, if x -x=-5, x, -X =9, x, -X =-7, and x, -x -2, then the sample standard…

A: Given: data n =5 to find : sample standard deviation     value (xi -x)2 x1- x -5 -52 = 25 x2…

Q: Calculate the variance for the following population of N=5 scores: 4, 0, 7, 1, 3

A: Given:N=5 , Scores :  4, 0, 7, 1, 3Calculating the mean (μ) :μ= 4+0+7+1+35= 15/5 = 3∴μ=3

Q: •Compute the mean, variance, and standard error of the sampling distribution of the sample means…

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

Q: A sample size of 9 is taken with results given by: 7.07, 7.00, 7.10, 6.97, 7.00, 7.03, 7.01, 6.98,…

A: Here use formula of sample variance

Q: Joe, a DOH COVID-19 tracker, found out that the number of infected persons of COVID-19 in seven…

A: We have population values 1,2,7,8,9,10,121,2,7,8,9,10,12 population size N=7N=7 and sample size…

Q: A manufacturer of semiconductor devices takes a random sample of 100 chips and tests them,…

A:

Q: Of all the pupils in a particular school, 45 % go to school by bus. In a random sample of 30 pupils,…

A:

Q: Suppose a simple random sample of size n=125 is obtained from a population whose size is N=10,000…

A:

Q: Joe, a DOH COVID-19 tracker, found out that the number of infected persons of COVID-19 in seven…

A: The given values are 1, 9, 2, 12, 8, 7, and 10. The value of µ is 7 and σ2 is 3.7796.

Q: 2. A population has member numbers 2, 4, 6, 8, 10, 12. Then 2 samples are taken at random and…

A:

Q: Calculate how much difference is expected, on average, between two sample means if: n1 = 4, n2 = 6,…

A: a. Given n1=4n2=6pooled variance=60 Difference formula is- x¯1-x¯2=s1n1+1n2 Substituting all the…

Q: A large airline company called Tale Winds monitors customer satisfaction by asking customers to rate…

A:

Q: Assume the mean and variance of 5 observations are 1 and 5, respectively. If 5, as one of these five…

A: Given : mean = 1 variance = 5

Q: If X, = 2, X, = 3, X, = 1, X, = 4, X, = 1, and X, = 8 be a random sample taken from a population…

A:

Q: A population consists of the four numbers 1, 2, 8, and 9. List all the possible samples of size n =…

A: Given, Let X be the four numbers =1,2,8,9 n=2

Q: Assume a population with 5 elements: X1-0, X2-1, X3-2. X4-3.x5-4 Calculate mean and variance of X…

A: Given information: The population is of size 5. It is required to draw samples of size 3 with…

Q: Suppose a simple random sample of size n = 50 characteristic is p=0.6. Complete parts (a) throu A.…

A: Given data  n=50,N=30000,p=0.6 Approximately normal because n<=0.05N and np(1-p)>=10 Option A…

Q: Compute the sample variance for this sample:                 n = 17 and SS = 72

A: The variance of the sample is given by:

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.