observation of machine and arrive at general conclusions . and reasoning from particular experiences to general truth
they start with general knowledge and product specific observation
write in it what you know , what you dont , problems, possible solutions. so avoid complexities. you can write.(1) statement of the problem, (2) hypotheses as to the cause of the problem, (3) experiments designed to test each hypothesis, (4) predicted results of the experiments, (5) observed results of the experiments, and (6) conclusions from the results of the experiments