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Reducing bias in research

Imagine an investigator has a bias and is not fully aware of its presence. This investigator has designed a study to test the differences in performance on intelligence tests. Create a realistic statement about the study objectives the investigator might present to the participants at the beginning of a study. Write the statement in a way to possibly alter the results obtained from a subset of the people and not from others. Imagine you are a research assistant, working with the scientist, and make at least three suggestions to reduce the likelihood for bias.
Presented a realistic statement about the study objectives the investigator might present to the participants at the beginning of a study.
Suggested at least three ways to reduce the likelihood for bias

Solution Preview

Hi,

I can't write this for you, as that would be plagiarism, but I can give you some ideas to get you started.

There are many biases an investigator could bring to a study like this. Here are a few biases that might come into play:

- men are smarter than women
- blondes are unintelligent
- people with British accents are smarter than people with Canadian/US accents
- people who sign up for morning slots in the experiment are more motivated/smarter than people who sign up for afternoon slots
- people in 2nd year are smarter than people in 1st year university
- some ethnic ...

Solution Summary

Ways to reduce the likelihood for bias are brainstormed.

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