The article introduces research methods and statistics in criminal justice. It covers topics like research design, sampling, survey research, descriptive statistics, hypothesis testing, and common errors in presenting research findings. The goal is to help understand how research is conducted in the field of criminal justice. Key findings include the importance of using various research tools and techniques, analyzing relationships between variables, and interpreting research reports accurately. The article also provides practical tools like tables of random numbers and distributions, along with a code of ethics for conducting research in criminal justice.