Objective 1.1
Define psychology.
Psychology is defined as the scientific study of behavior and mental processes.
Key Terms
psychology
Exercises
1. Put a check mark by each statement that is true regarding psychology.
___X__ Psychologists study human behavior.
___X__ Psychologists study animal behavior.
___X__ Psychologists study emotions and mental processes.
_____ Psychology and "common sense" lead to the same conclusions about behavior and mental processes.
_____ Psychology is not a science.
Objective 1.2
Define the scientific method, and explain how it is used in psychology.
Key Terms
Scientific method: The orderly, systematic procedures that researchers follow as they identify a research problem, design a study to investigate the problem, collect and analyze data, draw conclusions, and communicate their finding
Exercises
1. What is the main purpose of the scientific method?
The scientific method proves or disproves competing ideas. Scientists make careful observations and therapies that are revised based on new observations.
2. The steps of the scientific method are (1) identify a problem or research question, (2) design a study, (3) collect data, (4) analyze data, (5) draw conclusions, and (6) communicate findings. Identify the step associated with each of the following activities:
_____ Dr. Lopez noted "absent" or "present" by each student's name on his class roll at each class meeting. He recorded students' exam scores on his roll sheet as well.
_____ Dr. Lopez hypothesized that students who consistently attend class get higher grades than those who are absent more often.
_____ Dr. Lopez published the results of his study in the Journal of Community College Teaching.
_____ Dr. Lopez calculated the correlation between his students' rates of absence and their exam scores and found that the two variables were positively associated.
_____ Dr. Lopez planned to track students' attendance and exam scores