Understanding the Scientific Method

Why is a larger sample size important in scientific studies?

• It increases the validity of the data.

• It reduces the cost of the experiment.

• It simplifies the analysis process.

• It makes the data collection process faster.

What is a key indicator of a trustworthy experiment?

• It is funded by a reputable organization.

• It is conducted in a well-known laboratory.

• It is repeated multiple times with consistent results.

• It is published in a popular science magazine.

How can bias be minimized in scientific research?

• By selecting only the best data samples.

• By having an uninvolved party collect random samples.

• By conducting experiments in a controlled environment.

• By using the same researcher for all experiments.

What should a valid scientific experiment focus on controlling?

• The location of the experiment.

• The number of researchers involved.

• The independent variable being tested.

• The time of day the experiment is conducted.

Why should employees of a company not conduct experiments on their own products?

• They might not have the necessary skills.

• They could introduce bias due to vested interests.

• They may not have access to the right equipment.

• They might not follow the scientific method.