Explain what happens when finding the margin of error if all stays the same except the sample size increases.

Q: Explain the intuition for why smaller samples are more likely to have extreme averages

A: Average is given as = sum of observation/number of observation Where number of observation is n (…

Q: How do you calculate the sample variance for proportions when the sample is drawn from a dichotomous…

A:

Q: Explain Bionomial distribution with examples?

A: X~Binom(n , p) =========== Formula : P(X =x) = nxpx(1-p)n-x ; x= 0,1,2,..,n

Q: Give real life examples of simple random sampling and stratified sampling

A: Sampling is choosing a part of the total population . It is done to draw inferences about population…

Q: Describe about the Sampling Distribution of z.

A:

Q: True/False   the sampling distribution of the mean will have the same mean as the original…

A: As standard deviation of the sampling distribution of the sample mean is σnwhich is not equal to σ

Q: If we delete the largest observation from a sample, then the sample mean and variance will both be…

A: The mean is the average of a group of numbers, and the variance measures the average degree to which…

Q: can you give the importance of  work sampling in health care?

A: Given problem Given that   Work Sampling : i) It is a type of sampling technique ii) It determines…

Q: Describe about the three important properties of the sampling distribution of the mean.

A:

Q: Explain the formula for the variance of the sampling distribution of the mean?

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

Q: What does sampling distribution describes?

A:

Q: Sample means from multiple samples will have a sampling distribution  True  False

A: We know that,  Sample means differ from sample to sample and thus create a distribution which is…

Q: Suppose that a variable of a population has a bell-shaped distribution. If you take a large simple…

A: From the given question,

Q: 2. Sampling Error. What iS a sampling error? How does it differ from other sources of error? In…

A: Sampling Error :  Sampling error is the deviation between the sample statistic(estimator) and the…

Q: The best point estimator for the population mean is the sample mean. True False

A: TRUE

Q: Distinguish between random sampling and systematic sampling. For each sampling type, give an example…

A: The sampling is method used to analyze the whole dataset using the handful units when it is not…

Q: Explain one possible advantage of using a paired sample instead of independent samples.

A: Paired samples, are also known as dependent samples, can be defined as the samples in which natural…

Q: The mean of the sampling distribution of the sample mean is smaller than the mean of the…

A: According to Central limit theorem, when repeated sample of size n is drawn from a population with…

Q: What is formula for Mean of the Sampling Distribution of the Mean?

A:

Q: sampling distribution?

A: The sampling distribution is a probability distribution obtained from a large number of samples with…

Q: The sampling distribution mean is equal to the population mean. True False What is the value of the…

A: The sampling distribution mean is equal to the population mean. True False  And  What is the value…

Q: If we would like to decrease the margin of error without changing the sample size, what must happen?

A: We have to find what to do to decrease margin of error.

Q: Formulate the mean of the sampling distribution of the difference between means ?

A:

Q: Describe the sampling distribution of the difference between two sample means when large samples are…

A: Sampling Distribution: The sampling distribution of the difference between Two mean shows The…

Q: Describe how the distribution of sample means changes as sample size increases. What is the…

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

Q: Describe about the shape of sampling distribution.

A: The underlying distribution of statistic is known as sampling distribution. The collection of sample…

Q: Give me an example of systematic sampling and simple random sample

A: Given : Systematic sampling   Simple random sample

Q: last 20 minutes left thank you!

A: Data analysis refers to the process of gathering relevant information from the given data to make…

Q: Explain sampling, sampling error and sampling distribution with examples. Discuss the importance of…

A: Sampling is a method of data collection used in statistical research and analysis.

Q: Describe about the All Possible Random Samples.

A: The random samples can be selected in the following methods: Simple random sampling: If a sample of…

Q: Explain how a sampling distribution of a sample can be constructed.

A:

Q: Sample mean is more sensitive to outliers in the data compared with the median True False

A: In question, We'll check that given statement is true or false. The explanation is below,

Q: The observed value "sample mean" is an estimate of the population mean. True False

A: Given statment is The observed value " sample mean " is an estimateof the population mean.

Q: For a sample of n=16 scores, how many scores are used to calculate the sample variance?

A:

Q: Describe the sampling distribution of p​, the proportion of people who are satisfied with the way…

A: We have sample of size n=50 and population proportion P=0.6 From the population N=20000  (very…

Q: If the sample size is increased, the margin of error will decrease.   True or False

A: Given statement : " If the sample size is increased, the margin of error will decrease "

Q: How to find the variance of a set of numbers

A: Variance:- The amount of data values spread from the mean is known as variance.

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.