What are the differences in sampling with and without replacement and why does that matter?

Q: Explain in your own words the advantages of bigger random samples in a sample survey

A: Explain in your own words the advantages of bigger random samples in a sample survey

Q: What is the difference between a simple random sample and systemic sample?

A: In a systematic sample, the only samples possible are those including every kth item from the random…

Q: Explain, in your own words, the difference between random assignment and random sampling. Can one…

A: Given information: It is required to explain about random assignment and random sampling.

Q: Online gamers are divided into different age groups. A random sample from each group is selected and…

A: From the given information we want to know method of sampling.

Q: hat ways (if any) does changing the sample size influence sampling error and standard error

A: We know that  Sampling error = x¯-μ x¯=sample mean μ=Population mean Sample mean (x¯) = Sum of data…

Q: What are the steps for finding the relative frequency of sample means above or below a specified…

A: The sampling distribution of sample means is approximately a normal distribution because of the…

Q: Explain the basic techniques of random sampling and these key concepts: population, sample,…

A: Population:Population is entire pool of people, objects or events from where a group is selected for…

Q: What is "Sampling"? Describe the various methods of statistical sampling and the characteristics of…

A: Sampling is a technique of selecting individual members or a subset of the population to make…

Q: Evaluate the external validity of a method. To do so, please evaluate the quality of the sampling in…

A: From the above given data the following solution is provided below:

Q: 2. Explain the systematic random sampling approach and provide an example.

A: Sampling is nothing but the technique of selecting individual members from of the population…

Q: If we took three different samples of college students (one from California, one from Arizona, and…

A: The samples are derived of 500 students from three cities, city C, city AR and city AL.

Q: How do a paired-sample design and an independent-sample design differ?

A: A paired-sample design and an independent-sample design are two different types of research designs…

Q: What is the relationship between error in results and sample size? (explain)

A: Formula to calculate error :  Error = Z*(standard deviation/√n)  n = (Z*standard deviation/Error)2

Q: what was the margin of error for this study?

A: The given confidence interval is,  (34, 66) From the confidence interval, The upper limit is, 66 The…

Q: How do you calculate a sample statistic and p-value (Not sure if this helps, but we are told to use…

A: We have to write formula for sample statistics and p value for hypothesis testing.

Q: In terms of ratio projections and difference projections why are they important in non-statistical…

A: Ratio projections and difference projections are important in non-statistical sampling because they…

Q: When is it appropriate to use a pooled sample test?

A: It is to determine when there is to use pooled sample test. There are some situation in testing we…