Sampling distributions with the same sample size will have different standard errors even if their standard deviations are the same true or false

Q: If a distribution is normal, then it is not possible to randomly select a value that is more than 4…

A: Given : We have given normal distribution .

Q: Human heights are one of many biological random variables that can be modeled by the normal…

A: Given that Mean=M=176.7 Standard deviation=S=9.9

Q: If the standard deviation for a population increases, the standard error for sample means from the…

A: The standard error is a statistical concept that tests the precision with which a sample…

Q: x represents a random variable with mean 144 and standard deviation 36, then the standard deviation…

A:

Q: If x represents a random variable with mean 110 and standard deviation 14, then the standard…

A: If x represents a random variable with mean 110 and standard deviation 14. μ=110σ=14 sample…

Q: If x represents a random variable with mean 117 and standard deviation 40, then the standard…

A: Given : Mean , u = 117  standard deviation, σ = 40

Q: Because of staffing decision , managers of the a certain hotel are interested in the variability in…

A:

Q: A school administrator wants to see if there is a difference in the number of students per class for…

A: using excel we find critical value

Q: When the population standard deviations are not known to us when comparing two population means, we…

A:

Q: If x represents a random variable with mean 125 and standard deviation 36, then the standard…

A: For a random sample of 81, X –bar follows normal with mean value of 125 and standard deviation of 4.…

Q: If the number of dust particles in a square meter on a surface follows a Poisson distribution with a…

A:

Q: Suppose that the duration of a particular type of criminal trial is known to have a mean of 24 days…

A: Determine the distribution of ΣX.   The distribution of ΣX is determined below as follows :

Q: For any quantitative population with a finite variance, the proportion of data points less than 2…

A: Given :- For any quantitative population with a finite variance, the proportion of data points less…

Q: If x represents a random variable with mean 137 and standard deviation 35, then the standard…

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

Q: The SAT scores (X) are normally distributed with mean 152 and standard deviation 43, If 10 SAT…

A: Answer: From the given data, Sample size(n) = 10 Mean (μ) = 152 Standard deviation(σ) = 43 X follows…

Q: Suppose a population has three values 13, 17 and 24. What is the standard deviation of the sampling…

A: Given, Population values are 13, 17 and 24. Samples are drawn without replacement.

Q: is used for testing hypothesis when the population standard deviation is known and the sample size…

A: Here's, sample size is given 30 and population standard deviation is known.

Q: The standard error of the mean will change among mutliple samples even if the standard deviation and…

A: The standard error of the sample mean is given as follows  SEM = σn

Q: If a researcher wants to have a distribution of a sample that is approximately normal then that…

A: solution-: If a researcher wants to have a distribution of a sample that is approximately normal…

Q: If X = average distance in feet for 49 fly balls, then give the distribution of X Round your…

A: Let X be distance to the outfield. It is known- X~N260, 402 sample size considered = 49 So, standard…

Q: Suppose a random sample of n = 36 observations is selected from a population with mean= 256 and…

A:

Q: What is the standard deviation of the distribution of means for samples of size 2?

A: Introduction:The standard deviation of the distribution of means in called the standard error of…

Q: Find the standard error of the sample mean such that we have 70 random samples with mean 40 and…

A: Sample size (n) = 70mean = 25standard deviation (s)

Q: Consider a random sample size of 100 drawn from a population with mean 50 and standard deviation 10.…

A: The mean is 50 and the standard deviation is 10.

Q: What is the standard deviation of a sample of 120 observations, if the variance of the sample 2.56?

A: It is given that the variance of the sample is 2.56.

Q: If the sample size is 100 and the population standard deviation is 40, then the standard deviation…

A: We have given that,  Population standard deviation (σ) = 40 and sample size (n) = 100 Then,  We have…

Q: Suppose the ages of Internet shoppers have a mean of 32 years and a standard deviation of 5 years.…

A:

Q: What would be the mean of the sampling distribution of all possible sample means obtained from this…

A: Given: μ=5σ=4

Q: If a sample size is 100 and the population standard deviation is 30 then the standard deviation of…

A: Given: Sample size (n) = 100 population standard deviation =30