A principal wanted to survey students who took a standardized college entry exam about how prepared they felt for the exam. The principal put together a bag of marbles. There was 1 marble for each student, and 20 of the marbles were red. Each student chose a marble, and those who chose the red marbles took the survey. Which sampling method was used? O cluster sampling O simple random sampling O stratified random sampling O systematic random sampling

Q: Identify the sampling technique used. At a local community college, five statistics classes are…

A: In simple random sampling procedure, each of the population unit has same chance of being included…

Q: Identify the type of sampling method used by the researcher in each situation: simple random…

A: Simple random sampling : when very object or substance has an equal probability of occurrence.…

Q: .In a population divided into 4 strata, the sampling that is practiced in each of these strata is:…

A: In stratified random sampling, based on some characteristic, the population is divided into two or…

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

A: Basics: Simple Random Sampling:→Simple random sampling is a method of probability      sampling in…

Q: Which type of sampling method is used in the following? 20 people from each dorm are asked to fill…

A: In simple random sampling, the samples are chosen at random from the whole population. In cluster…

Q: There are 18 athletic teams at MVCC.  To determine what programs athletes are majoring in, a…

A: Sample is a group of objects which are taken from a large population. There are various methods by…

Q: A principal wanted to survey students who took a standardized college entry exam about how prepared…

A: In this example each and every student has equal chance of selection.

Q: Gary Chalmers is giving a sample of students at Springfield Elementary School IQ •tests. To select…

A: Systematic sampling is a statistical method involving the selection of elements from an ordered…

Q: A sample of students from a school was taken by choosing the first 100 students who arrived at…

A: Answer: Convenience Sampling

Q: In a study, the sample is chosen by dividing members of the U.S. Congress by the region in which…

A: Given that  In a study, the sample is chosen by dividing members of the U.S. Congress by the region…

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: Identify the type of sampling used: random, systematic, convenience, stratified, or cluster. To…

A: Systematic Sampling: In Systematic sampling individuals are selected at an predetermined regular…

Q: A superintendant wanted to know how citizens of a district thought about a new initiative.  To study…

A: A) 300 fans

Q: Since the election in the Philippines is approaching, a known state university conducted a survey to…

A: Given that, a known state university conducted a survey to its students on their preferred…

Q: Henry conducts a survey at his middle school to determine the students' favorite after-school…

A: There are four main types of probability sample. Simple random sample: In this, every member of the…

Q: A principal wanted to survey students who took a standardized college entry exam about how prepared…

A: In this example each and every student has equal chance of selection.

Q: A large university wants to find out whether it is adequately serving the needs of its students who…

A: Answer: Option 4. Cluster sampling

Q: In a survey of 671 subjects, each was asked how often he or she watched TV. The survey subjects were…

A: Voluntary response sampling: In voluntary response sampling, the respondents select themselves into…

Q: In a study, the sample is chosen by dividing the population into voting precincts, and sampling…

A: Since Here we first dividing the population in percent and then sampling everyone in selected…

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

A: In the above question:

Q: know the preference of Marikeños regarding vaccine brand for booster shot, the city health officer…

A: Give that, To know the preference of Marikeños regarding vaccine brand for booster shot, the city…

Q: If you want to conduct a study to determine how much people exercise from a certain town, what would…

A: In this scenario, it is appropriate to call randomly selected cell phone numbers of people living in…

Q: A market researcher obtains a sample of 50 people by standing outside a store and asking every 20th…

A: Here the sample size n = 50 A researcher obtains data from every 20th customer.

Q: To survey clients at a massage-therapy spa, a researcher alphabetically lists all of the customers…

A: Systematic Sampling Researchers calculate the sampling interval by dividing the entire population…

Q: A researcher selects neat women for a research study. What sampling method was the researcher using?…

A: We have given that the statement about sampling method.

Q: dentify the type of sampling method used by the researcher in each situation: simple random…

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

Q: We need to survey a sample of the 300 passengers on a full flight from Cincinnati to London. We…

A: Stratified random sampling - The given technique is not an example of stratified sampling because…

Q: A researcher wants to study the effects of social media on Grade 11 Mathematics High School. He…

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

Q: A graduating education student is interested to know the engagement of senior high school students…

A: Stratified sampling: In stratified sampling the whole population is divided into two or more…

Q: Amanda is writing an article for the school newspaper about social media use among teens. She wants…

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

Q: Martha Quinn is interested in the proportion of fast to slow songs she will play today. She takes…

A: We know that Simple Random sampling is a sampling technique in which every unit of the population…

Q: The school nurse would like to conduct a study on the sleeping habit of grade six students in their…

A: the school nurse would like to conduct a study on the sleeping habit of grade six students in their…

Q: Suppose you want to know how much students in Greek organizations study per week, on average.You…

A: Simple random sampling: Simple random sampling is defined as a method of sampling in which, a sample…

Q: What sampling method is used when a statistic student did a research on the time spend by grade11…

A: Simple random sampling: A procedure for selecting a sample of size n out of a finite population of…

Q: Niles wants to learn more about British accents, so he divides Great Britain into 12 regions and…

A: Simple random sampling: A procedure for selecting a sample of size n out of a finite population of…

Q: 4a. Suppose that 35% of senior citizens have a social media account. If we survey 150 senior…

A: The question is about sampling distribution Given : Prop. of senior citizens have a social media…

Q: Name the sampling method used in each of the following situations:  a. A woman in the airport is…

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

Q: An equal proportion of students are randomly selected from each discipline offered at the university…

A: We have given the following statement about sampling.

Q: Identify the sampling technique used. At a local community college, five statistics classes are…

A: At a local community college, five statistics classes are randomly selected out of 20 and all of the…

Q: The BLS uses sampling for its National Compensation Survey to report employment costs. In its second…

A: Ans : STRATIFIED  sampling  (c)

Q: An officer was tasked to determine the total number of laboratory rooms in need of repair. By…

A: Given that An officer was tasked to determine the total number of laboratory rooms in need of…

Q: The subscribers to a magazine are numbered. Then, a sample of these people is selected using random…

A: We have given that,  The subscribers to a magazine are numbered. Then, a sample of these people is…

Q: If you divide an apartment complex's units according to the number of bedrooms, and then take a…

A: Given : E.g If you divide an apartment complex's units according to the no. of bedrooms , and then…

Q: Identify the sampling technique used. Based on 13,000 responses from 28,000 questionnaires sent to…

A: To identify the sampling techniques used.

Q: Identify which type of sampling is used: random, systematic, convenience, stratified, or cluster. To…

A: In simple random sampling, each of the unit is population has equal chance of being selected in the…

Q: Select at random, 200 University students from the list and send them a survey question online. what…

A: Option B is the answer. Answer : Simple Random Sampling  Explanation : In the above example,200…

Q: The department head of a private secondary school in Marikina City surveyed randomly selected…

A: Given that  The department head of a private secondary school in Marikina City surveyed randomly…

Q: 8. A university polled 500 of its students, randomly selecting them proportional to the number of…

A: Given that a university polled 500 of it's students, randomly selecting them proportional to the…

Q: When every member of the accessible population has an equal chance of being selected to participate…

A:

Q: Identify the type of sampling method used by the researcher in each situation: simple random…

A: Identify the type of sampling method used by the researcher .

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.