Research Methods Overview

Study Notes

Research Methods

Research is the process of collecting data and drawing conclusions based on evidence obtained from various sources. There are several types of research methods used by researchers to gather this information. Some common ones include observational studies, experiments, surveys, case studies, and secondary research. Each method has its pros and cons, which can affect the validity and reliability of the findings. Here's a brief overview of these approaches:

Observational Studies

In observational studies, researchers observe participants without intervening in their lives. This type of study may involve individuals being watched over time or recorded through videos, photos, or other documentation. It's often used to understand patterns and behaviors in natural settings. However, it does have limitations when trying to determine cause-and-effect relationships between variables because there isn't direct manipulation involved like with experimental designs.

Experiments

Experimental research involves controlled conditions where one variable is changed while others remain constant to see if changes occur in behavior or some outcome measure. For example, a medical experiment might test whether different doses of medicine lead to varying levels of pain relief among patients. These kinds of investigations typically yield more conclusive results compared to observational studies due to the control they exert over factors influencing outcomes.

Surveys

Survey research uses questionnaires to collect opinions or attitudes from large numbers of people. They're useful for getting broad perspectives on specific issues but less effective at revealing causal mechanisms behind observed phenomena because self-reported responses aren't always reliable indicators of actual behavior.

Case Studies

A case study focuses on intensive examination of individual events, persons, organizations, or even communities within real-life contexts. Due to their depth, case studies can provide valuable insights into complex situations where generalizations cannot easily apply.

Secondary Research

Secondary research refers to using existing data collected by someone else rather than gathering new primary data yourself. Examples could range from academic papers and government statistics reports to market analysis compiled by companies. While convenient for saving resources such as money and time, secondary research also faces challenges related to accuracy and relevance.

Regardless of which approach you choose, remember that every scientific investigation requires careful planning and design to ensure unbiased collection of accurate information. Additionally, even after following rigorous procedures, unexpected errors can still sneak in during execution or interpretation stages of your project. Therefore, having critical thinking skills along with good understanding of statistical concepts becomes essential.

Description

Explore the different types of research methods used by researchers to gather data and draw conclusions. Learn about observational studies, experiments, surveys, case studies, and secondary research, their pros and cons, and how they impact the validity and reliability of research findings.