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Research Methods in Health Psychology

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What is the focus of epidemiology?

The study of the reach, spread, impact, cause, and treatment of illness (correct)
The study of the psychological factors of illness
The study of the cause, treatment, and prevention of illness
The study of morbidity and mortality rates

What is the difference between morbidity and mortality?

Morbidity is the study of causes, while mortality is the study of treatment
Morbidity is the study of illnesses, while mortality is the study of death (correct)
Morbidity is the study of prevention, while mortality is the study of treatment
Morbidity is the study of death, while mortality is the study of illnesses

What is the difference between prevalence and incidence?

Prevalence is the frequency of existing cases, while incidence is the number of new cases (correct)
Prevalence is the number of deaths, while incidence is the number of illnesses
Prevalence is the number of illnesses, while incidence is the number of deaths
Prevalence is the number of new cases, while incidence is the frequency of existing cases

What is the main purpose of a case-control study?

To compare the experiences of cases with controls (B) Signup and view all the answers

What is the main advantage of a prospective study?

It allows for the examination of causal relationships (D) Signup and view all the answers

What is the main characteristic of a randomized clinical trial (RCT)?

It randomly assigns participants to treatment or control groups (B) Signup and view all the answers

What is the purpose of a meta-analysis?

To systematically evaluate the results of multiple studies (B) Signup and view all the answers

What is the effect size in a meta-analysis?

The difference between the treatment and control groups divided by the control group's standard deviation (C) Signup and view all the answers

What is the advantage of a meta-analysis?

It capitalizes on the combined sample sizes of multiple studies (C) Signup and view all the answers

What is the purpose of masking in a randomized clinical trial?

To blind the participants and experimenters to the treatment condition (A) Signup and view all the answers