A medical researcher interviews a random sample of 20 cancer patient from a list of cancer patients at a local hospital. What type of sampling method is used? Convenience Sample Cluster Sample Stratified Sample Systematic Sample Simple Random Sample

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

A: Simple random sample: When each and every unit of the population h has an equal chance of being…

Q: A marketing company offers to pay $5 to the first 100 people willing to respond to their…

A: Answer 2 .Convenience sample

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 study, the sample is chosen by asking our 40 closest friends    What is the sampling method?…

A: In stratified sample, the population is divided into stratas while the different samples have been…

Q: n a study, the sample is chosen by asking our 40 closest friends

A: We know that there are various types of sampling method and sometimes, the surveyor selects the unit…

Q: The librarian surveys every 7th student from an alphabetized list to determine reading preferences…

A: Here, we know that in the Systematic random sampling, we fix the order of the samples. In other…

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 television newscaster invites viewers to tweet their opinions on a proposed bill on immigration…

A: Here we know that, probability of taking opinions comes under convenience probability.

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: The teacher selects 10 left-handed and 10 right-handed students. What type of sampling was being…

A: The teacher selects 10 left-handed and 10 right-handed students. What type of sampling was being…

Q: obtain a sample of individuals who have stage 1 breast cancer and are in the age group of 40-65…

A: The sample of individuals who have stage 1 breast cancer and are in the age group of 40-65 years. We…

Q: Match the name of the sampling method descriptions given.

A: Provided situations are: Pulling 50 names from a hat. Call every 15th phone number on every 5th…

Q: A large high school wants to select a group of 20 students in order to see how well the cafeteria is…

A: Solution: The type of sampling strategy involved is  The sampling strategy is stratified sampling.

Q: Multiple Choice Question Identify the type of sampling used in the following scenario: The names…

A: # To choose which type of random sampling is used in the given scenario?

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: A sample was taken by randomly selecting one student from the administration’s official list of…

A: Systematic sampling: When the population units occur in a sequence or pattern and a sample of size n…

Q: university wants to determine what fraction of its student body support a new $ 25 annual fee to…

A: The given scenario is, A university wants to determine what fraction of its student body support a…

Q: Prof. Badalian wants to know the ages of moviegoers who go to see Star Wars. If he survey everyone,…

A: Systematic sampling can be defined as selecting the sample from  the large population according to…

Q: When gathering a sample for your study, you selected subjects in the general population and…

A: Here in this problem we want collect data from a general population. In the survey we ask a person…

Q: In a study, the sample is chosen by grouping the class by gender, then selecting 10 males and 10…

A: Given that  In a study the sample is chosen by grouping the class by gender for selecting 10 males…

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: An urban geographer is part of an interdisciplinary team collecting data from city residents.  One…

A: In cluster sampling, the population is divided into naturally occurring groups/sections called…

Q: Given 1,400 freshmen students with 600 male students and 800 female students, describe the way you…

A: Given: Total population, N = 1400           Gender wise total population, for males, N1 = 600 and…

Q: n a study, the sample is chosen by writing everyone's name on a playing card, shuffling the deck,…

A: In a study, the sample is chosen by writing everyone's name on a playing card, shuffling the deck,…

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

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

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

A: Stratified sampling: When the units in the population are divided into subgroups and then the sample…

Q: In a study, the sample is chosen by asking people on the street What is the sampling method? Simple…

A: In the given Question , The sample is chosen by asking any people on the street without any…

Q: A surveyor decides to sample a number of households in a community for a needs assessment project.…

A: Given that N =100 n = 15 And  Formula for sampling fraction is given as Sampling fraction = n/N

Q: Nestle company decided to take a sample by selecting the 12th item, and thereafter every 20th item…

A: The company selected 12th item at first and then selected every 20th item. That means, the items are…

Q: The superintendent is creating a group of teachers to serve on a technology committee.  She selects…

A:

Q: A restaurant chain's owners are trying to decide if they want to open up a franchise in your town.…

A: Introduction: It is required to discuss if there is any bias in the sampling method.

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: The Department of Homeland Security wants to test a computer

A: It is an important part of statistics. It is widely used.

Q: (a). Explain why “samples” are used instead of “full populations” in geographic research.

A: Note: Hey there! Thank you for the question. As you have posted several questions, according to our…

Q: In a study, the sample is chosen by asking our 40 closest friends What is the sampling method?…

A: Correct Answer is "Convenience".

Q: Forbes Magazine puts out a list of “The International 500”. You are going to take a sample of 10…

A: Given data: Forbes magazine puts out a list of The International 500 which indicates that total…

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: A psychology student wishes to investigate differences in political opinions between business majors…

A: Here we have to use the concept of simple random sampling

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

A: Under simple random sampling, we use randomly  generated table to the participants and pic randomly.

Q: A researcher is investigating the effects of online learning on K-12 education. He plans to conduct…

A: The most appropriate sampling method would be cluster sampling. Cluster sampling can be done in…

Q: A market research company is conducting research on the preferences of college students. Due to the…

A: Given information: Due to K-12 transition, there is 50% more freshmen and sophomores than juniors…

Q: Identify which type of sampling is used. To avoid working late, a quality control analyst simply…

A:

Q: Identify the sampling technique used for the following study. A pollster interviews the first five…

A: Since, the convenience sample is a type of non-probability sampling technique, in which the samples…

Q: In a study, the sample is chosen by writing everyones name on a playing card, shuffling the deck,…

A:

Q: A marketing expert for a particular chain of restaurants is planning a survey in which 510 people…

A: Given data a marketing expert for a particular chain of restaurantsis planning a survey in which 510…

Q: oking. A researcher wants to test the claims. They plan to randomly select pet store shoppers to…

A: A controlled experiment is a procedure that plans the experiment, conducts, analyzes, and interprets…

Q: oms. The researcher picks 2 of the 4 classrooms and asks every 1st grader in the 2 classrooms what…

A: A researcher studying allergies to animals is interested in performing a study at the local…

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.