Free Registered Dietitian Exam Questions MCQs

Question # 51

In research, which sampling method gives every individual an equal chance of selection?

Options:

Convenience sampling

Stratified sampling

Random sampling

Snowball sampling

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Question # 52

Which measure describes the number of existing cases of a disease in a population at a given time?

Options:

Incidence

Prevalence

Relative risk

Odds ratio

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Question # 53

Which bias occurs when participants alter behavior because they know they are being observed?

Options:

Recall bias

Hawthorne effect

Selection bias

Attrition bias

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Question # 54

Which step is MOST important to maintain HIPAA compliance during telehealth?

Options:

Use secure, encrypted platforms for communication

Use personal email for convenience

Allow family to join without patient consent

Record sessions without permission

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Question # 55

Which type of variable is serum sodium concentration?

Options:

Nominal

Ordinal

Interval/ratio (continuous)

Dichotomous

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Name	Registered Dietitian
Code	Registered Dietitian
Vendor	Nutrition
Certification	Commission on Dietetic Registration (CDR)