Question

For the results of an experiment to be truly reliable, _____

a. the sample groups must be different enough to account for errors in the data

B. better should only be collected on only the factors that have shown a reaction

C. The data must be exactly what the hypothesis is predicted

B. The experiment must be repeated several times with similar results ​

Answer 1

bobux fduyfgyusgfuyogdsfygdfy

Step-by-step explanation:

Answer 2

the experiment must be repeated several times and similar results must be shown so the answer is D