The discussion and conclusions are very important in a report because they show what knowledge you gained by doing the experiments.
The purpose of the laboratory report is to provide information on the measurement procedure, obtained results, analysis, and interpretation and discussion of these results. Writing good technical reports is a valuable skill, which in the future will help advance you professional career. Therefore you should devote enough attention to this final but critical step in the laboratory experience.
The report you turn in after completion of each series of experiments is the main product of the team’s work which will be used for grading.