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Exploring Experimental Design in Health Research

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Questions and Answers

What is the purpose of conducting experiments in scientific research?

To support or reject hypotheses rather than proving or disproving them.

What happens to a hypothesis once it has been supported by a significant amount of peer reviewed experiments?

It can be promoted to become a theory.

What is peer review in scientific research?

When scientists in the same field evaluate the work and determine its credibility.

Define scientific theory.

An explanation for the natural world that brings together facts and hypotheses and is strongly supported by empirical research. Signup and view all the answers

How is a scientific theory different from a theory in colloquial usage?

A scientific theory is strongly supported and widely believed to be true, while a colloquial theory may describe any kind of idea without strong evidence. Signup and view all the answers

What is bias and how does it impact scientific research?

Bias is a prejudice towards a particular outcome that can impact the interpretation of data and conclusions. Signup and view all the answers

What is the purpose of the scientific method?

To try to avoid bias and ensure the validity of experiments and conclusions. Signup and view all the answers

How can bias in data collection and conclusion formation affect the credibility of an experiment's results?

It can lead to serious problems in the accuracy and trustworthiness of the claims. Signup and view all the answers

What is the role of peer review and repeat testing in scientific research?

To flag errors and biases and correct them before the data is published or accepted as valid. Signup and view all the answers

What can cause a scientific theory to be rejected?

Large discoveries and new technologies that contradict the theory's explanations and evidence. Signup and view all the answers