3Is REVIEW QUIZ

Which of the following best describes descriptive research?

• •a. Explore the effectiveness of an intervention employing random selection

• •b. Explore the effectiveness of an intervention employing random assignment

• •c. Describe, and interpret, the current status of individuals, settings or phenomenon

• •d. Investigate the nature of relationships, or associations between and among variables without necessarily investigating into casual reasons underlying them.

Which of the following best describes quasi-experimental research?

• •a. It explores the effectiveness of an intervention employing random selection only

• •b. It explores the effectiveness of an intervention employing non-random selection

• •c. Describe, and interpret, the current status of individuals, settings or phenomenon

• •d. Investigate the nature of relationships, or associations between and among variables without necessarily investigating into casual reasons underlying them.

Correlational study aims to_______.

• •a. It explores the effectiveness of an intervention employing random selection only

• •b. It explores the effectiveness of an intervention employing both random selection and random assignment

• •c. Describe, and interpret, the current status of individuals, settings or phenomenon

• •d. Investigate the nature of relationships, or associations between and among variables without necessarily investigating into casual reasons underlying them.

Which of the following best describes true-experimental research?

• •a. It explores the effectiveness of an intervention employing random selection only

• •b. It explores the effectiveness of an intervention employing  non-random selection

• •c. Investigate the nature of relationships, or associations between and among variables without necessarily investigating into casual reasons underlying them.

• •d. It involves comparing and contrasting two or more groups of the study subjects based on a particular dependent variable.

Which of the following best describes comparative research?

• •a. It explores the effectiveness of an intervention employing random selection only

• •b. It explores the effectiveness of an intervention employing both random selection and random assignment

• •c. Investigate the nature of relationships, or associations between and among variables without necessarily investigating into casual reasons underlying them.

• •d. It involves comparing and contrasting two or more groups of the study subjects based on a particular dependent variable.

II. Identify the probability sampling technique described or illustrated in each of the following situation. Choose your answer from the given options below by writing the sampling technique.
Mrs. Del Rosario wanted to find out if there is a significant difference on the student’s performance in mathematics ad a foreign language course. To do this, he decided to obtain a list of all the students in each of the eight sections of their school’s batch. He then randomly selected two sections, and collected the math senior high and foreign language grades of each student in these two sections.

• •A. Simple random sampling

• •B. Stratified random sampling

• •C. Systematic random sampling

• •D. Cluster sampling

Mr. Lopez is deciding which of his 50 students to call for recitation fortomorrow’s class. He decides to put all his student’s name in a bag, shakes it well, and then draws five names at random.

• •A. Simple random sampling

• •B. Stratified random sampling

• •C. Systematic random sampling

• •D. Cluster sampling

You wish to examine the effect of socio-economic status on diet. To do this, you decide to randomly sample from all employees or patients at a local hospital for the study. However, it is known that more individuals in this group are from higher, rather than lower, socio-economic status.

• •A. Simple random sampling

• •B. Stratified random sampling

• •C. Systematic random sampling

• •D. Cluster sampling

The researcher chooses an entry at random from the phonebook, and select every 50th number thereafter.

• •A. Simple random sampling

• •B. Stratified random sampling

• •C. Systematic random sampling

• •D. Cluster sampling

Which of the following is to be used when a researcher would want to know the significant difference between two groups?

• Pearson r

• T-test

• ANOVA

• Standard Deviation