Extra Small  390  Small   470  Medium 520    Large 680  Extra Large 440 it was discovered that the sizing of the shirts was labelled incorrectly. 1. why it would be necessary to examine a sample of the shirt produce rather than examine the entire weekly production. 2. using stratified random sampling technique calculate the number of medium shirts that will be selected if we required a sample of 375 shirts.   3. one advantage of using stratified random method for collecting this sample

Q: Explain the difference between the following sampling techniques: simple random sampling, stratified…

A: Simple random sampling : It is a the sampling when samples are chosen randomly, where each unit has…

Q: Sampling to determine the total number of samples per group from 6,000 male and 2,000 female. (Use…

A: The provided information is The total population is  N=6000+2000=8000 The margin of error is  e=0.05…

Q: Discuss the random sampling and the sampling distribution of the sample average?

A: Simple random sampling: A simple random sample of size n is collected from a large population where…

Q: determine what type of sampling technique is used

A: Stratified sampling : This method is used when the parent population or sampling frame made up of…

Q: For this question suppose you want to select a sample of 1000 New Yorkers. 1. If we want our sample…

A:

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: Scenario: The Department of Health is conducting random drug testing in a barangay in relation to…

A: Note:- As per the honor code, we are allowed to answer three sub-parts at a time so we are answering…

Q: An insurance company wishes to obtain customers' views on their satisfaction with the service they…

A: The objective of the question is to understand how to use systematic sampling to select a sample of…

Q: Problem Solving 1. Random samples with size 5 are drawn from the population containing the values…

A: 1a) The number of possible samples with size 5 of 6 population units will be 6C5 = 6 b) The sample…

Q: Systematic sampling method is often used to sample products as they come out of an assemblyline,in…

A: Let us apply the Systematic Sampling Method.Step 1: Determine the population of interest and the…

Q: 2. What is the importance of getting the sample size?

A:

Q: Suppose you want to evaluate if there is a difference in population mean ages for Titanic passengers…

A: To check :      H0 : μ1 - μ2 = 0  vs   H1 : μ1 - μ2 ≠ 0 where,  μ1 : Population mean of ages of 1st…

Q: determine what type of sampling technique is used (Simple Random Sampling, Stratified Random…

A: Systematic sampling: Systematic sampling involves of first considering a starting point for…

Q: If a researcher were to increase a sample size from n = 30 participants to n = 80 participants, what…

A: Increase power

Q: Which of the following techniques yields a simple random sample? A. Choosing volunteers from an…

A: Simple random sampling is a probability sampling in which we randomly select a subset of…

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: This technique is used when the population is divided into groups or areas and an entire group or…

A: In this question property of a type of sampling technique is given. It says that this technique is…

Q: Explain in your own words: What is sampling error? What is a representative random sample?

A: we explain in the following.

Q: compare with conveni 5. Literature As part of a college literature course, students must read three…

A: Answer : Number the books from 1 to 9 and use a random number table to produce 3 different one…

Q: Extra small    390 small    470 medium 520 large    68 extra large  440 Using the stratified…

A: In stratified random sampling, the samples are selected from each of the stratum in the proportion…

Q: er Sample 1. To identify the most popular sport of people who live in a city, a computer is used to…

A:

Q: ppose that 97% of Monarch butterflies migrate to Mexico in winter. What is the smallest sample size…

A: Given data, 97% of Monarch butterflies migrate to Mexico in winter p=97%=0.97 What is the smallest…

Q: A manufacturing concern produces 5400 products per batch and the manager wants to choose 100…

A: We have to find correct series.

Q: how do you find the simple random sample of 15 restaurants?

A: In simple random sampling each member of the population has an equal chance of being included in the…

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

A:

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: the managers of a large company wished to know the precentage of employees who feel "extremely…

A: Given that, the managers of a large company wished to know the percentage of employees who feel…

Q: the managers of a large company wished to know the precentage of employees who feel "extremely…

A: The three Big Ideas are take a sample, make sure the sample is random and make sure the same sample…

Q: Identify the kind of sample that is described. A salary committee for a Midwestern college sends an…

A: Given: A salary committee for a Midwestern college sends an email to all employees asking them to…

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.