A company wants to survey customer satisfaction. They randomly select every 5th customer from their database. What type of sampling is this?

To study the dietary habits of high school students, a researcher divides students into groups based on grade levels and randomly selects students from each grade. What sampling method is being used?

A study on rare diseases uses participants referred by previous participants. What is this sampling method called?

A researcher is interested in the opinions of experts on climate change policies. She selects a group of experts she knows are knowledgeable. Which sampling technique is this?

A school administrator wants to survey teachers from three schools. She randomly selects one school and surveys every teacher in that school. What sampling method is being used?

A marketing researcher decides to survey 200 males and 200 females from a shopping mall to ensure gender balance. What type of sampling is this?

A researcher selects participants based on who is easiest to reach. For example, she surveys students from her own class. What sampling method is this?

A health researcher divides the population into urban and rural areas, then randomly selects some cities and villages, and finally, some individuals from each selected city or village. Which sampling method is this?

A researcher wants to study the effect of a new teaching method. She selects two schools where the method is being implemented and surveys all students. Which sampling technique is she using?

A political surveyor wants to understand voting behavior. He randomly selects voters from the national database. What type of sampling is this?

A researcher studies the attitudes of employees in a large company. She selects employees by choosing every 10th person from the company’s employee list. What type of sampling is this?

A sociologist is researching urban poverty. He selects a few slums randomly and surveys every household in those slums. What sampling method is this?

A researcher wants to ensure that her sample reflects the diversity of a population. She divides the population into groups based on ethnicity and selects participants from each group. What method is she using?

A study involves selecting participants based on their availability at the time of the study, such as people walking by on the street. Which sampling technique does this describe?

A survey aims to collect data from students across different disciplines at a university. The researcher selects a proportional number of students from each discipline. Which sampling method is being used?

A researcher is studying the behavior of people during a festival. He randomly selects different locations within the festival and observes every person at those locations. What sampling technique is this?

To conduct a study on patient satisfaction, a researcher selects patients who come to the hospital within a particular week. What sampling method is being used?

A government agency wants to survey agricultural workers. They first divide the country into regions, randomly select regions, and then randomly select farms within those regions. Which sampling method is this?

A researcher selects participants who are most accessible and willing to participate in a study on consumer behavior. What is this sampling technique called?