Question

1.1.4 quiz: the scientific process experimental groups. their results supported hypothesis. experiment 2: a group of students tested to see if bacteria growth in water was affected by acidity. they used controls and experimental groups. they repeated their experiment several times and found the results were the same. which experiment most likely has greater reliability, and why? a. number 1, because it has control groups b. number 2, because the experiment was repeated, and the results were always the same c. number 1, because it follows a logical method d. number 2, because the experiment was repeated

Explanation:

Repeating an experiment and getting consistent results increases reliability. Experiment 2 did this.

Answer:

B. Number 2, because the experiment was repeated, and the results were always the same