Determine the type of sampling used (simple random, stratified, systematic, cluster, or convenience). a. A pollster interviews all human resource personnel in five different high tech companies. b. A high school educational researcher interviews 50 high school female teachers and 50 high school male teachers. c. A medical researcher interviews every third cancer patient from a list of cancer patients at a local hospital. d. A high school counselor uses a computer to generate 50 random numbers and then picks students whose names correspond to the numbers.

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: 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: 4. A group of students in a high school do a study about teacher attitudes. They interview teachers…

A: 4. Convenience sampling: The convenience sample is taken using the subjects that are easily…

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: 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: 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: Determine whether the sampling method described below appears to be sound or is flawed. In a survey…

A: According to the given informationwe havegiven that in a survey of 542 human resource professionals,…

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: The Chef Operating Officer at Best Buy looks at business performance. It randomly selects 15 stores…

A: Systematic sampling is a reliable sampling method. It is a probability sampling method in which a…

Q: A political scientist surveys 74 of the current 205 representatives in a state's congress. Of them,…

A: A Population is the entire group that you want to draw conclusions about. A sample is the specific…

Q: What sampling technique was used?

A: here use definition of sampling method

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

A: Sony randomly selects 30 concerts during a certain week and surveys and all concert goers to…

Q: Forty new employees hired at the same time are randomly divided into two groups. One group receives…

A: Experimental Study: If some treatments are applied on the individuals in order to observe the…

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: plants in his garden into 10 regions.  He counts the number of sunflowers produced in just one of…

A: We have given that,  Farmer Josh separates his sunflower plants in his garden into 10 regions.  He…

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: Identify what type of random or nonrandom sampling technique is used. Minority of senators are to…

A: Given that minority of senators are to be interviewed. So this implies that a group/type of senators…

Q: 2. A big company donated a total of 1,000 packs of school supplies to be given to the students in…

A:

Q: A veterinary epidemiologist wishes to investigate the use of antibiotics on cattle farms in a city.…

A: 4 types of sampling 1: simple random sampling  * Random selection from population to make sample.…

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: Identify which of these types of sampling is used: random, systematic, convenience, stratified, or…

A: Given information- We have given that 3 samples are taken from Sophomore, Junior, and Senior class.…

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

A: There are various kinds of sampling techniques, each suited better certain situations.

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

A:

Q: A Company lists its employees alphabetically by last name. The company sends a survey to 25 rando…

A: We want to tell you which one is the correct choice.

Q: . Choose one Sampling Method. 2. Indicate your Population and Sample. 3. Explain how you will use…

A: a) Sampling Method Chosen : Simple Random Sampling

Q: e icon to view the histograms and boxplots. Histograms and Boxplots e shape of each histogram. shows…

A: It is an important part of statistics. It is widely used. Since the question has multiple sub parts…

Q: Thirty-three percent of all Americans drink bottled water more than once a week (Natural resources…

A: Note: Hi there! Thank you for posting the question. Unfortunately in the sub-part(b), some required…

Q: A statistics lecturer wanted to determine if the time spent studying affected a student's GPA She…

A: Correct Answer: b. Simple Random SamplingReason: The lecturer collected data from 300 randomly…

Q: An apparel company is coming out with a new line of fall clothes. In order to conduct a survey, it…

A: We can answer it as below from the definition.

Q: A political campaign wants to estimate the number of adult residents who voted in the last city…

A: Detailed explanation:(a)  We must take into account which survey sample is the most representative…

Q: A university is considering building a new dorm building.  Around dinner time, a representative from…

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

Q: A political scientist surveys 70 of the current 127 representatives in a state's congress. Of them,…

A: Given that a political scientist 70 of the current 127 representative in state's congrese.  And of…

Q: You want to determine how many senior citizens in nursing homes suffer from chronic diseases. First,…

A: Given: Suppose you wish to know how many elderly people in nursing homes have chronic conditions.…

Q: Identify the sampling techniques​ used, and discuss potential sources of bias​ (if any). Explain.…

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

Q: Identify which sampling method is applied for each situation.

A: Given :

Q: A political scientist surveys 40 of the current 435 voting representatives in congress. What is the…

A: A political scientist surveys 40 of the current 435 voting representatives in congress

Q: ter screens were randomly selected from a large collection of computer screens in a company’s…

A: A sample is a part of the population, which is selected from the population and if the sample is…

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: Determine what type of sampling is used (Simple Random Sampling, Stratified Random Sampling,…

A: To get a sense of election outcomes, we cannot collect data from the entire population as a whole .…

Q: New York State has approximately 250,000 employees across over 70 state agencies, commissions and…

A: Given information: New York State has approximately 250,000 employees across over 70 state agencies,…

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…

Q: A political scientist is interested in the effect of government type on economic development, She…

A: The objective of the question is to identify the appropriate type of study for a political scientist…

Q: A company lists its employees alphabetically by last name. The company sends a survey to 25 random…

A: Population is the set of all objects of interest. Sample is s subset of the population. It is not…

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.