The way Rannan made an error in his scientific process is he should not use his opinions as evidence.
A scientific experiment requires some systematic process that involves making observations and then forming his opinion about those observations.
A scientific experiment should be guided by a known model and based on individual opinions.
Thus, the way Rannan made an error in his scientific process is he should not use his opinions as evidence.
Learn more about scientific experiment here: https://brainly.com/question/17274244
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