RECITATION IN PR1

A school wants to study the average number of hours students spend on homework each night. Since surveying all students is difficult, researchers randomly select 200 students from different grade levels to participate in the study. In this study, what is the population and what is the sample?

• A. Population: All students in the school : Sample: The 200 students selected for the study

• B. Population: The 200 students selected for the study : Sample: All students in the school

• C. Population: All students in one grade level : Sample: Students who finish their homework early

• D. Population: Only students who volunteered for the study : Sample: The entire school

A company wants to find out the average number of hours its employees spend working on a computer each day. Since surveying every employee is not practical, the researchers randomly select 50 employees from different departments to participate in the study. In this study, what is the population and what is the sample?

• A. Population: All employees in the company : Sample: The 50 employees selected for the study

• B. Population: The 50 employees selected for the study : Sample: All employees in the company

• C. Population: Only employees from the IT department : Sample: Employees who use computers frequently

• D. Population: Employees who volunteered for the study : Sample: The entire company

This is sampling method is done by asking relevant people if they know someone who will be willing to participate in your research.

• A. Simple Random Sampling

• B. Convenience Sampling

• C. Opportunistic Sampling

• D. Snowball Sampling

In this type of sampling method, the researcher may use someone they already know as a respondent because it will save them time and effort in looking for someone who will participate in their study.

• A. Simple Random Sampling

• B. Convenience Sampling

• C. Opportunistic Sampling

• D. Snowball Sampling

This is a type of sampling method takes sample or respondents that are readily available.

• A. Simple Random Sampling

• B. Convenience Sampling

• C. Opportunistic Sampling

• D. Snowball Sampling

A researcher wants to study people's opinions on a new shopping mall. Instead of randomly selecting participants, they stand outside the mall entrance and survey the first 100 shoppers who walk by. This is an example of:

• A. Random Sampling

• B. Stratified Sampling

• C. Opportunistic Sampling

• D. Systematic Sampling

A researcher is studying the experiences of former prison inmates. Since it is difficult to find participants, they start by interviewing a few ex-inmates and then ask them to refer others they know who are willing to participate. This method is known as:

• A. Random Sampling

• B. Stratified Sampling

• C. Snowball Sampling

• D. Systematic Sampling

This type of questionnaire leaves a blank space for the respondents to give their point of view about a specific question.

• A. Questionnaire

• B. Combination of open-ended and close-ended questionnaire

• C. Close-ended questionnaire

• D. Open-ended questionnaire

This type of observation happens when you take your respondents out of their natural environment and put them in an environment of your choice.

• A. Observation

• B. Naturalistic Observation

• C. Participative Observation

• D. Non-naturalistic Observation

This type of interview does not required the researchers to make a set of pre-made questions, but rather make an outline or what kind of questions you want to ask your respondents.

• A. Structured Interview

• B. Unstructured Interview

• C. Semi-Structured Interview

• D. Interview