A statistical experiment is a process or study designed to collect data and analyze it to understand a particular phenomenon. It involves manipulating one or more variables to observe the effects on a response variable. This helps researchers draw conclusions about relationships and make predictions based on the data collected. In a statistical experiment, randomization is often used to eliminate bias and ensure that the results are valid. Common examples include clinical trials in medicine, where different treatments are tested on groups of patients, or surveys that assess public opinion on various issues. These experiments are essential for making informed decisions in fields like science, economics, and social research.