A Research Methods Student Carries Out a Null Hypothesis Test

question 24

Multiple Choice

A research methods student carries out a null hypothesis test. She does everything correctly and rejects the null hypothesis. It is still possible, though, that she has done which of the following?

• A) committed a Type I error
• B) committed a Type II error
• C) committed a sampling error
• D) none of the above

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Definitions:

Slow-acting Virus

A virus that remains dormant within the host for extended periods before manifesting symptoms.

Viral Theory

The hypothesis that certain diseases are caused by the invasion of the body by microorganisms, particularly viruses.

Creutzfeldt-Jakob Disease

A rare, degenerative, and invariably fatal brain disorder that is characterized by rapid neurodegeneration, leading to severe cognitive and physical impairment.

Schizophrenia

A serious mental disorder in which people interpret reality abnormally leading to hallucinations, delusions, and extremely disordered thinking and behavior.