Practical Research 2 Lesson 5 [Curie]

Identify the type of research design employed in the situation: Mr. Araullo is a faculty member at Acacia High School, who wants to know the career preferences of their senior high school students. He asked all the students and found out that they have varying career preferences according to their academic track.

• Descriptive

• Experimental

• Correlational

Identify the type of research design employed in the situation: Maria wants to know whether caffeine has an effect on the concentration level of college students. She randomly assigned her participants to two treatment conditions. One group was given regular coffee, while the other group was given a decaffeinated coffee. She then administered a concentration task to compare whether there is a difference between the two groups.

• Descriptive

• Experimental

• Correlational

Identify the type of research design employed in the situation: Kian and his group mates are college students, who want to know if there is a relationship between the personality type and burnout levels of healthcare workers in public hospitals around Metro Manila. They administered questionnaires to the healthcare workers and analyzed whether there is an association between the variables.

• Descriptive

• Experimental

• Correlational

A True Experimental research will have all the following characteristics, EXCEPT:

• Cause-and-effect relationship

• Randomization of groups

• Independent and Dependent Variable

• Pre-existing conditions

A Quasi-Experimental research will have all the following characteristics, EXCEPT:

• Cause-and-effect relationship

• Assignment of treatment groups

• Independent and Dependent Variable

• Pre-existing conditions

A Causal-comparative (or ex-post facto) research will have all the following characteristics, EXCEPT:

• Cause-and-effect relationship

• Assignment of treatment groups

• Independent and Dependent Variable

• Pre-existing conditions

The following are characteristics of Probability sampling, EXCEPT:

• All members of the population were given equal chances to be part of the sample

• Sample is collected by means that are controlled by the researcher

• A key element in the selection of the sample is randomization

• It is used to make logical assumptions that the measurement of the sample reflects the population

Rowena is a business management student, who wants to study the different trends of the food industry on Maginhawa Street. She listed down all the restaurants and food stores in the area, and divided them according to different categories, such as a cafe, desserts, Japanese food, Filipino food, etc. She then picked three stores per category to meet her target sample size of 60 restaurants. What sampling technique did Rowena use?

• Stratified random

• Simple random

• Cluster

• Systematic random

Mr. Bautista is a sociology instructor, who is currently studying the motivators and experiences of working students in a state university. He recruited participants who are working students. Then, he asked them whether they know someone who can participate in his study. What sampling technique did Mr. Bautista use?

• Snowball

• Purposive

• Quota

• Convenience

Nadia listed the names of all her classmates in strips of paper and put them inside a box. She is going to ask the first 20 names that she will draw out to answer a survey for her research paper. What sampling technique did Nadia use?

• Simple random

• Systematic random

• Quota

• Convenience