Hypothesis testing is a way to decide if there's enough evidence to support a specific idea or claim. The four steps are as follows: State the Hypothesis: Clearly define what you are testing, if studying social media's impact on teen mental health, a hypothesis could be that high social media use increases anxiety. Set Criteria: Decide on a threshold for evidence, often a p-value, to determine what will count as "significant" results. Analyze Data: Collect and examine the data to see if they support or contradict the hypothesis. Draw a Conclusion: Based on the evidence, accept or reject the hypothesis. This process helps researchers draw reliable conclusions in studies