Week 10 Question 1 If you decide whether you want to see a new film or television program on the basis of the ‘coming attractions’ or television commercial previews, are you using a sampling technique? A scientific sampling technique?

Q: What is the method of the sampling when the marketing manager for an electronics chain store wants…

A: stratified sampling Stratified sampling :- When we have Homogenous distinguishable sub-groups. Then…

Q: For the scenarios below, determine which sampling method was used (simple random, cluster,…

A: Introduction :-  For the scenarios given, we have to determine which sampling method was used…

Q: Please show your solutions and if possible, kindly take a picture on it so that I can see the answer…

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

Q: A nursing home director keeps a list of every resident they are responsible for. Using this list,…

A: In the systematic sample we select sample after the fixed interval.

Q: You want to interview 200 students in your school to determine their opinion on the new school…

A:

Q: Identify the type of sampling used (random, systematic, convenience, stratified, or cluster…

A: We have find Sampling find use..

Q: entering your work cafeteria and are approached by an individual to participate in their study by…

A: Given that  You are entering your work cafeteria and are approached by an individual to participate…

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: When a researcher who is studying "serious tennis players" asks 200 people if they qualify as this…

A: In the following problem Convenience Sampling is to be used

Q: Each mug contains a pen, an eraser, and a pencil. If a sampling distribution is conducted from…

A: From the available information, Each mug contains a pen, an eraser and a pencil . The probability of…

Q: The Department of Health is conducting random drug testing in a barangay in relation to their age.…

A: Given information: It is given that the department of health is conducting random drug testing in a…

Q: Nationally, 83% of Americans have earned a high school diploma.  We want to see if the proportion of…

A: We have to find sample proportion.

Q: What sampling techniques should be used while establishing if someone is happy or not?

A: Here we want to establish sampling technique if someone happy or not.

Q: question in my homework asks me to: Identify the type of sampling used (random, systematic,…

A: Given is that,A women experienced a tax audit. The tax department claimed that the women was audited…

Q: Your research methods class has been given an assignment to measure the student body of your…

A: In sampling, a subset is selected from a population for analysis and research. In some cases, the…

Q: A researcher is comparing average home values in four California cities. She assigns one of her four…

A: Sampling is a technique in which a group of data is selected from an entire population.

Q: The head of a state education department wants to see how high school students feel about the new…

A: The head of a state education department wants to see how high school students feel about the new…

Q: A graduate student wants to know which campus dining option undergraduate students prefer across the…

A: Here, the graduate student randomly selected 10 students from each residence hall across the…

Q: If you were told that four students from a class of twenty were questioned for a poll about study…

A: Cluster sampling is a probability sampling method in which you divide a population into clusters,…

Q: eek 10 Question 7 What are the benefits of stratified sampling? Contrast stratified sampling with…

A: Stratified random sampling(STRS)   and Quota Sampling.

Q: 1. Explain how cluster sampling is different from stratified sampling.

A: In cluster sampling, we select entire groups (from a larger population of groups), whereas in…

Q: Problem Solving A. Instructions: Determine if the following situations use as random or non-random…

A: Disclaimer : “Since you have posted a question with multiple sub-parts, we will solve first three…

Q: In your own words, thoroughly explain how a sampling distribution of a sample can be constructed.

A: Introduction: A sampling distribution is the probability distribution of a statistic based on a…

Q: BestBuy was happy with how well the TV giveaway promotion went. They decide to run a similar…

A: In given survey, customers that come into their stores on Saturday morning and ask them, "What type…

Q: Which sampling technique is MOST LIKELY being used? There are 230 eleventh graders and 280 twelfth…

A: Given that there are 230 eleventh graders and 280 twelfth graders. The research is to compare the…

Q: When would a researcher use a judgment, or purposive, sample?

A: We know that  Judgement sampling -  It is the non probability sampling technique . Here researcher…

Q: Which of the following methods helps reduce sampling bias? O a. Take a random sample from a…

A: It is needed to find the method that reduces sampling bias.

Q: What are these, and why are they so called? Compare the two methods and explain why one is preferred…

A: We need to explain two broad headings under sampling methods.

Q: In an AOL survey of Internet users, this question was posted online: "Have you ever been hit by a…

A: A population is a collection of all possible observations, whereas a census tries to gather whole…

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: Why did they take my favorite show off the air?" The answer lies, no doubt, in low Nielsen ratings.…

A: As per our guidelines, we are allowed to answer first three sub-parts only. Thanks   Given : Of the…

Q: What type of sampling is used? We randomly select one of the 4 sections of statistics and interview…

A:

Q: 5. An elementary school principal wants to show that there is no relationship between a student's…

A: Here principle classify mothers in four ways, We have to tell, which sampling method is used by…

Q: (a) One of Statistics assignment, students are required to do a survey to practice for data…

A: Data are the basic material needed for effective statistical inference and decision-making on a…

Q: Science teacher interviews all of the students who are members of the school science club. This type…

A: Solution-: We want to find the type of sampling for following example Science teacher interviews all…

Q: For the scenarios below, determine which sampling method was used (simple random, cluster,…

A:

Q: Poor Middle Class Well-to-do Total Investigation 30 10 200 A 160 120 40 300 B 140 150 50 500 Total…

A:

Q: Max would like to know whether there is community interest in having local musicians perform music…

A: In statistics, sampling is a method that allows us to get information about the population based on…

Q: Discuss the sampling method that you think was used for this research

A: Four types of sampling methods: Random  : samples choosen randomly, every member of population has…

Q: In what situations is a census more appropriate than sampling? When is sampling more appropriate…

A: A survey, which tries to include all of the population units in the sample, is defined as census. A…

Q: Each of the 29 NBA teams has 12 players. A sample of 58 players is to be chosen as follows. Each…

A: Given that 29 NBA teams has 12 players  Sample size 58 is chosen  Each team will be asked to place…

Q: Identify what sampling technique is applicable in the following situation: Your organization is…

A: In the above situation, experimenter should perform simple random sampling.

Types of Bias

Statistics is the study of data collection, organization, analysis, interpretation, and presentation. Statistical bias is a characteristic of a statistical technique or its findings in which the expected value deviates from the actual root quantitative parameter being estimated. According to the actual definition of bias, it refers to the tendency of a statistic to overestimate or underestimate a parameter.