Nursing quiz

Nursing Research Quiz - 21
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Nursing Research Quiz - 21

reliability & validity

1. An index describing the magnitude of relationship between nominal level data, used when the contingency table to which it is applied is larger than 2x2:

A. Pearson correlation coefficient

B. Cramer's V

C. Fisher's exact test

D. Spearman's correlation coefficient

2. E.g. "An educational porogramme on smocking was implemented to 800 smokers. One month after implementing the programme, 28 out of 300 women smokers and 46 out of 500 men smokers stopped smocking."

Which statistical test could be used to test the association between sex of participants and effectiveness of smocking?

A. t-test

B. Correlation coefficient

C. Chi-square

D. ANOVA

3. A nonparametric test statistical significance used to assess whether a relationship exists between two nominal variables is:

A. Crombach's alpha test

B. ANOVA

C. t-test

D. Pearson correlation

E. Chi-square test

4. Limitation of carryover effects are related to tests which measure:

A. Stability (test-retest)

B. Equivalence (parallel form)

C. Internal consistency

D. Cronbach's alpha

5. The cut off points beyond which the researcher does not intent to probe which includes those restrictions the researcher placed in the study prior to gathering data:

A. Consistency

B. Delimitation

C. Reliability

D. Limitation

6. The term which refers to the extent to which the results of the study can be generalized to the larger population:

A. Internal validity

B. Predictive validity

C. External validity

D. Content validity

7. When subpopulations within an overall population vary, the best method of data collection is:

A. Simple random sampling

B. Stratified random sampling

C. Cluster sampling

D. Purposive sampling

8. An approach to construct validity that involves assessing the degree to which two methods of measuring a construct are similar:

A. Discriminant validity

B. Concurrent validity

C. Convergent validity

D. Divergent validity

9. The degree to which scores on an instrument are correlated with some external criterion measured at the same time:

A. Factor validity

B. Construct validity

C. Content validity

D. Concurrent validity

10. The term which refers to the validity of a research in which the difference in the dependent variable is actually a result of the independent variable:

A. Construct Validity

B. Conclusion Validity

C. Internal Validity

D. External Validity