Question 22 For each statistic -Parameter  pair below calculate the sampling error Suppose a population has a mean of μ = 131 and a random sample size n = 94 drawn from this population has a sample mean of x̅ =147. Determine the sampling error of x̅ ___ Suppose a population has a standard deviation of σ = 75 and a random sample size n = 167 drawn from this population has a sample standard deviation of s = 52 determine the sampling error of s Supposed 62% of a population possesses a given characteristic and 59% of a random sample of size n = 132 Drawn from this population possesses the same characteristics determine the sampling error of p̂

Q: A population has a mean u = 155 and a standard deviation o =21. Find the mean and standard deviation…

A: Given : μ = 155 , σ= 21 and n= 50

Q: (a) State the null hypothesis H, and the alternative hypothesis H. H, :0 H:0 (b) Determine the type…

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Q: A simple random sample of 100 observations was taken from a large population. The population mean…

A: Solution: Given information: n= 100 Sample size  μ=50  Population mean σ= 5 Population standard…

Q: Sample # x-bar R 1 5.4 3.0 2 5.4 1.1 3 4.2 2.8 4 5.0 2.6 5 4.7 5.4 6 5.8 1.8 7 4.6 2.1 8 4.8 1.5 9…

A: Sample x-bar R 1 5.4 3 2 5.4 1.1 3 4.2 2.8 4 5 2.6 5 4.7 5.4 6 5.8 1.8 7 4.6 2 8 4.8…

Q: A population has a mean u= 139 and a standard deviation o = 23. Find the mean and standard deviation…

A: The mean of the sampling distribution of these sample means is obtained below: From the given…

Q: ren population parameters for two populations, population 1 has a mean of 300 and a stan ndard…

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Q: A sample of 12 measurements has a mean of 24 and a standard deviation of 2.25. Suppose that the…

A: To find: 1. Mean 2. Standard deviation

Q: Hazel and Luna are in different sections of MTH 134, They both took Test 1 and their instructors…

A: We need to find the z score of the both in order to compare there performance Formula for z score is…

Q: Historically, heights of men have a mean of 171 cm and a standard deviation of 7.3 cm. Use the three…

A: Given that Mean=M=171, Standard deviations=Sd=7.3

Q: Population 1 is normally distributed with a mean of 40 and a standard deviation of 4, and Population…

A: Based on the provided information, the known values are: μ1=40;μ2=25σ1=4;σ2=7n1=100;n2=85

Q: The maximum speeds of a sample of five cars under inspection are noted as: calibrated the speeds of…

A: The maximum speed of sample of 5 cars are noted. Let X be the speed of car. Therefore, X: 79, 85,…

Q: Given population parameters for two populations, population 1 has a mean of 800 and a standard…

A: We have to find given data.

Q: Construct the 90% interval estimate for the ratio of the population variances usi

A: Constructing  the 90% interval estimate for the ratio of the population variances using the results…

Q: Given population parameters for two populations, population 1 has a mean of 300 and a standard…

A: (a) Obtain the coefficient of variation for population 1. The coefficient of variation for…

Q: Mrs. Santos administered a Science Achievement Test to a random 45 graduating SHS students. In this…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Suppose that we know that a random variable X follows the distribution given below: ()(1 – 0?-- 1-…

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Q: Sheet 2 As you look through these same data sheets, you come across a location that is an isolated…

A: The formula is: n= 200, μ = 25, σ2 = 3.4 Using z table: 5. P(μ-0.52σ< X < μ +0.52σ) =…

Q: Population and Sample Standard Deviations. You examine the numerical relationship between the…

A: a) The formula used to compute population standard deviation, σ is, Where m is the size of the data…

Q: A sample of 12 measurements has a mean of 24 and a standard deviation of 2. Suppose that the sample…

A: A sample of 12 measurements has a mean of 24 and a standard deviation of 2. n=12,  x¯=24 s=2 Suppose…

Q: Find all the possible sample standard deviations of size n=2 (with replacement) from the population…

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Q: Find the Standard Deviation Sx and Sy then find the Sample Covariance Sxy & Correlation Coefficient…

A: Given data is i Xi Yi 1 1.6 22 2 1.9 24 3 2.2 29 4 2.3 21

Q: Which of the following is not needed to compute a t statistic? Question 30 options: A hypothesized…

A: It is needed to discuss about the t statistic.

Q: Given population parameters for two populations, population 1 has a mean of 500 and a standard…

A: We have to find given data.

Q: A sample of 12 measurements has a mean of 29 and a standard deviation of 3. Suppose that the sample…

A: Given: The sample of measurements are n=12. Let X represents the measurements. The mean of the 12…

Q: An IQ test is designed so that the mean is 100 and the standard deviation is 18 for the population…

A: Given Information : An IQ test is designed so that the mean is 100 and the standard deviation is 18…

Q: A population has a mean of μ = 100, a variance of σ2 = 9, and a standard deviation of σ = 3.  The…

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Q: A sample is selected from a normal population with a mean of µ = 40.

A: sample mean a typical, representative value for the population when sample is large and the…

Q: Given population parameters for two populations, population 1 has a mean of 500 and a standard…

A: Given Information: Population 1: Mean μ= 500 Standard deviation σ= 50 Population 2: Mean μ= 21,000…

Q: Find the F-test statistic to test the claim that the population variances are equal. Both…

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Q: Suppose a random sample of 4949 measurements is selected from a population with mean 6060 and…

A: We have given thatMean() = 60standard deviation () = 10sample size (n) = 49

Q: ACTIVITY: Find F, Oi andºi for the following. 1. Given u = 5.75, o = 1.02, n=81. 2. Given u = 128, a…

A: Given that  1) μ=5.75 , σ=1.02 , n=81 2) μ=128 , σ=22 , n=36 3) μ=12  , σ=1.5 , n=90 Note: According…

Q: a. The symbol for sample standard deviation is b. The symbol for population standard deviation is c.…

A: We have given that four terminology and we need to find out there symbols Sample data consist of…

Q: A sample is selected from a normal population with a mean of µ = 40. If the sample mean is M = 45,…

A: The objective of this question is to determine the conditions under which a sample mean would be…

Q: P3. Show that the mle of unknown standard deviation when the mean is known is different from the…

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Q: A population has a mean u = 165 and a standard deviation a = 30. Find the mean and standard…

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Q: A population has a mean u = 157 and a standard deviation o = 20. Find the mean and standard…

A: Given that μ=157,σ=20 and n= 43 The mean of the sampling distribution of sample mean is,