Exam 2: The Scientific Approach in Education

Study A investigated the effect of level of anxiety on students' speed of learning nonsense syllables.Study B investigated the effect of students' intelligence on their level of anxiety.The variable anxiety is the

Define operational definition and state its importance in research.

Exhibit 2-1: Based on the title of the following research studies, classify each according to the research method employed in the study. -Refer to Exhibit 2-1.The effect of sociometric grouping upon learning in a second grade classroom.

Exhibit 2-2: Examine the following list of research titles, then determine whether the italicized part of each title is an independent variable, a dependent variable, or a variable but impossible to determine whether independent or dependent. -Refer to Exhibit 2-2.The effect of teacher approval on students' attentive behavior.

Exhibit 2-3: In a study designed to investigate the effect of self-recitation on recall, an investigator asked two groups of 10-year-olds to memorize a number of statements.The subjects of Group I were told to read the statements repeatedly.The subjects of Group II were told to read the statements repeatedly and also to spend some of their time to test their recall by self-recitation.Later, both groups were given a test of memory for the statements.Statistical analysis of the scores showed that the subjects of Group II obtained significantly higher scores than those of Group I. -Refer to Exhibit 2-3.The operational definition of recall was

Operational definitions are used in research in order to

The effect of wait time on verbal behavior of kindergarten children was investigated.In this study the dependent variable was

Exhibit 2-7: Choose the research methodology that would be most appropriate to investigate each of the following questions. -Refer to Exhibit 2-7.From a list of extracurricular activities, which do high school students rate as most important?

List the steps that are common to all research studies regardless of methodology.

Describe the main differences between the quantitative and the qualitative approaches in educational research.

Which of the following represents the usual sequence of steps in the quantitative research process?

Exhibit 2-9: Label the following variables as continuous or categorical. -Refer to Exhibit 2-9.Aptitude for learning foreign language.

Exhibit 2-4: Choose the research methodology that would be most appropriate for investigating each of the following research questions. -Refer to Exhibit 2-4.Does extending wait-time between teacher questions and calling students' names influence students' achievement of high-level cognitive objectives?

Exhibit 2-10: Indicate whether the following characteristics apply to the quantitative or qualitative approach in educational research. -Refer to Exhibit 2-10.Seeks the meaning of experiences from the participants' perspective.

Exhibit 2-2: Examine the following list of research titles, then determine whether the italicized part of each title is an independent variable, a dependent variable, or a variable but impossible to determine whether independent or dependent. -Refer to Exhibit 2-2.The effect of social reinforcement on shaping children's judgments.

Exhibit 2-1: Based on the title of the following research studies, classify each according to the research method employed in the study. -Refer to Exhibit 2-1.Origins of the terms "major" and "minor" in American higher education.

Exhibit 2-4: Choose the research methodology that would be most appropriate for investigating each of the following research questions. -Refer to Exhibit 2-4.Do students who score well on a foreign language placement test also perform well in the language class?

Exhibit 2-6: A researcher carried out an experiment with her freshman psychology students to answer the question: "Does college students' rate of learning a series of cognitive tasks differ in regard to gender and type of motivation (intrinsic or extrinsic)?" -Refer to Exhibit 2-6.What is the population?

Exhibit 2-1: Based on the title of the following research studies, classify each according to the research method employed in the study. -Refer to Exhibit 2-1.An observational study of drug consumption in a natural setting.

List three characteristics of quantitative research.