Testing and experimentation are crucial for making informed decisions in both everyday life and business, particularly in software development where determining the effects of new features can be complex. While isolating variables to measure cause and effect is ideal, it is often impractical in fast-paced environments. Instead, experiments offer a solution by allowing for the random segmentation of users and the implementation of new software features to test their impact. By utilizing the scientific method—forming hypotheses, using control groups, and collecting relevant data—businesses can gain valuable insights. However, due to competitive pressures, businesses often need to balance rigorous experimental validation with intuition to maintain a competitive edge.