How can scientists ensure their results are valid?

Scientists can ensure their results are valid by conducting repeat trials and engaging in peer review. Repeat trials are crucial because they allow researchers to verify that their findings are consistent and not due to random chance or errors in methodology. If a result can be replicated in multiple trials, it provides stronger evidence for its reliability.

Peer review complements this process by allowing other experts in the field to evaluate the research methodology, data analysis, and conclusions. This critical assessment helps identify any potential flaws or biases in the study, thus enhancing the overall credibility of the results. Together, these practices contribute significantly to the validity of scientific findings, promoting transparency and rigor in research.