Question

1. A group of scientists proposes an idea that a chemical compound will enable bean plants to grow faster. They grow one group of bean plants in the presence of the compound and another group in the absence of the compound. Then they write up a presentation about the experiment stating that the compound promotes plant growth. Which step is missing in their methodology? (1 point)

A. a hypothesis

B. a control group

C. data analysis

D. a conclusion

Answer 1

C. data analysis.

I just took a test with this exact question and c was the correct answer

Answer 2

The correct answer is option (c) data analysis.

The experiment written here is having a hypothesis, control group and conclusion but lacks data analysis. The experiment having Data Analysis of an experiment means taking quantitative data that can be used to support the result and conclusion of the experiment. This helps to organize the experiment in a way that it is clear and easily readable by the reader. This helps in authenticating the result of the experiment.