Identify the type of sampling method used by the researcher in each situation: simple random sampling, systematic sampling, stratified sampling, or cluster sampling.   1. A researcher is doing a research work on the students’ reaction to the newly implemented curriculum in mathematics and interviewed every 5th student entering the gate of the school.   2.A researcher randomly selected 15 barangays in a town for her study. She did this by writing the names of each barangay on a piece of paper which she folded and put in a bowl then she draw 15 pieces of paper from the bowl.   3.A researcher selected a sample of ? = 300 from a population of 900 by using the Table of Random Numbers.

Q: A Mathematics teacher has 20 movie tickets. He is planning to distribute those tickets to his class…

A: Given No. of tickets with teacher = 20 No. of students in class = 50 students

Q: numbers through MS Excel. a. Simple Random Sampling b. Systematic Sampling c. Stratified Sampling…

A:

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: 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: ) State which sampling method used in the following scenarios i. Select the first 19 customers who…

A: Sampling techniques are used to select a sample inorder to provide an adequate description of the…

Q: What sampling technique was used?

A: here use definition of sampling method

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: Simple Random Sampling Stratified Random Sampling Systematic Sampling d. Cluster Sampling e.…

A: Simple Random Sampling involves selecting participants from a population in a way that every…

Q: A survey of students living in a high-rise residence is to be conducted. The residence has 10…

A: Here it is a two stage sampling because there is randomization in the two stages. First…

Q: Randomly selected households from each barangay in Marikina City were surveyed to know the number of…

A: Sampling: The method of drawing samples from the population. It is beneficial over studying the…

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: Identify the sampling techniques used in each scenario. A student committee in the biology…

A: Here, in the biology department there are 3 level of students. First year, second year, third year.

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: Determine which Group Person Sample is being used in the following Scenarios.   Principal Fuller…

A: Here we want to know which sampling method is used .

Q: A researcher is collecting data on college students who go to school in Ohio. If she organizes the…

A: Solution  A convience sampling is the technique of drawing the sample when the researcher dram the…

Q: A researcher wishes to conduct an English newspaper readership survey based on race in a town with a…

A: Given that: Population size, N=100000 people Population breakdown: 50% Chinese, 30% Malay, 18%…

Q: Administration wants to randomly select and survey 20% of its employees who work in 4 divisions.…

A: Given, the employees who work in the 4 divisions. From 1st division, they select 30 out of 300…

Q: Identify the sampling method for each scenario.   ​a.  You randomly sample 200 households in your…

A: scenarios are given and we need to find out which sampling method will be used.

Q: After a Sampling Plan is developed- what are the steps in sampling?

A: Sampling: In statistical analysis, the sampling is defined as selection of subjects from the…

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: In conducting a statistical study about the number of hours full-time students work at Miramar…

A:

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: Identify the sampling technique used. Thirty five sophomores, 53 juniors and 63 seniors are randomly…

A: Given that, 35 sophomores,53 juniors and 63 seniors are randomly selected from 559 sophomores,397…

Q: Pippa is interested in understanding how many hours per week teenagers in her town spend watching…

A:

Q: (c) Send a team of five research assistants to Bishop Street in downtown Honolulu. Let each…

A: Cluster sampling: Cluster sampling is defined as a method of sampling in which, at first, the entire…

Q: A college administrator wants to survey 250 students that attend her college to see if students are…

A: Simple definitions of given sampling techniques : (a) Cluster Sampling : Surveying all individuals…

Q: A worker wanted to estimate the average annual living expenses for the residents of New Zealand. He…

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

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: Identify which sampling method is applied for each situation.

A: Given :

Q: A teacher divides his class into groups, randomly selects 3, and asks all students from the chosen…

A: Given that, a teacher divides his class into groups, randomly selects 3, and asks all students from…

Q: There are 30 boys and 20 girls in a class. If a teacher selects a sample of boys and girls as per…

A: Stratified Random Sampling: The population consists of N units which is divided into k relatively…

Q: local fudge company wants to make sure that the assorted pound of fudge is really 16 ounces.  To…

A:

Q: A coach is interested in how many slam dunks the average college freshman at his university can do.…

A: Population:Population consists of the complete subjects that are included in the study for making…

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.