Practice Questions

A null hypothesis states:

A. There is effect
B. No effect
C. Positive effect
D. Negative effect

Assumes no relationship exists.

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Jun 9, 2026

Statistical analysis is used to:

A. Collect data
B. Interpret data
C. Ignore data
D. Destroy data

Helps make conclusions.

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Jun 9, 2026

Literature review is done in:

A. Final stage
B. Initial stage
C. Only analysis
D. Only report

It begins research process.

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Jun 9, 2026

Research bias means:

A. Accuracy
B. Error due to influence
C. Validity
D. Sampling

Distortion in results.

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Jun 9, 2026

Interview method is:

A. Physical exam
B. Asking questions
C. Lab test
D. Surgery

Direct communication method.

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A questionnaire is:

A. Surgical tool
B. Data collection tool
C. Medication
D. Diagnosis

Used to gather responses.

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Data analysis is done after:

A. Hypothesis
B. Data collection
C. Problem
D. Literature review

Analysis follows data gathering.

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Jun 9, 2026

Non-probability sampling is:

A. Random selection
B. Non-random selection
C. Equal selection
D. Mathematical selection

No equal chance for all.

nmdcat.online BS Nursing
Jun 9, 2026

Random sampling means:

A. Bias selection
B. Equal chance selection
C. Fixed selection
D. No selection

Every member has equal probability.

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Jun 9, 2026

Informed consent means:

A. Forced participation
B. Voluntary participation with knowledge
C. Secret study
D. No permission

Participant agrees with full information.

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Jun 9, 2026
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