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Understanding Nursing Research Using Research 3^{rd} Edition Macnee McCabe Rebar Test Bank
ISBN-13: 978-1605477305
ISBN-10: 1605477303
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Free Nursing Test Questions:
1. | A test statistic that represents differences in means between two groups is: | |
A) | a beta value | |
B) | a “P” value | |
C) | a “t” value | |
D) | an “r” value |
2. | When a researcher concludes that a particular result in the study is unlikely to have happened by chance alone, that finding is said to: | |
A) | probably be important in future studies | |
B) | be statistically significant in this study | |
C) | guarantee the results will happen again | |
D) | reflect a normal distribution of values |
3. | A P value of .001 would indicate that a statistic would only occur by chance with what frequency? | |
A) | 1 out of 10 times | |
B) | 1 out of 100 times | |
C) | 1 out of 1000 times | |
D) | none the above |
4. | Which of the following provides the range of values that would occur 95% of the time for the relationship? | |
A) | the confidence interval | |
B) | the P value | |
C) | the standard deviation | |
D) | the frequency distribution |
5. | When reading the results of a study, the researcher notes that as variable “A” increases there is a corresponding decrease in variable “B.” The term used to describe this phenomenon is: | |
A) | correlation coefficient | |
B) | analysis of variance | |
C) | standard deviation | |
D) | covariance |
6. | When a correlation is found between variables, it tells the researcher: | |
A) | the cause of the relationship | |
B) | the strength of the relationship | |
C) | that a relationship exists | |
D) | that the relationship is positive |
7. | Which of the following is most likely to appear in the results section of a research report as a measure of the value of a correlation between two variables: | |
A) | a beta value | |
B) | a paired “t” test | |
C) | ANOVA | |
D) | Pearson’s product-moment |
8. | An ANOVA is a statistical test used to: | |
A) | test for differences in the means of three or more groups | |
B) | represent the value of the bivariate relationship | |
C) | construct a frequency distribution | |
D) | describe multiple differences between two groups |
9. | A researcher who wanted to determine whether education, age, and gender were related to smoking cessation might use a method of statistical measurement called: | |
A) | ANOVA | |
B) | Regression | |
C) | Pearson product-moment | |
D) | Spearman rho |
10. | Which of the following statements is an example of a null hypothesis? | |
A) | There is a positive relationship between variable A and variable B. | |
B) | Variable A is responsible for the change in variable B. | |
C) | An increase in variable A causes a decrease in variable B. | |
D) | There is no relationship between variable A and variable B. |
11. | Increasing the sample size would most likely result in: | |
A) | increasing the statistical significance of the findings | |
B) | decreasing the number of variables studied | |
C) | increasing the use of complicated statistical procedures | |
D) | decreasing the validity and reliability of the findings |
12. | A recent research study found that subjects who drank a can of beer each day had cholesterol values that were significantly lower than subjects who did not drink beer. In clinical practice, which of the following actions would be appropriate based on this study? | |
A) | advise all patients to drink a can of beer each day | |
B) | Increase the sample size and repeat the study | |
C) | examine other factors related to the individuals | |
D) | take no action based on these findings at this time |
13. | The beta value can be described as: | |
A) | a causation | |
B) | a result | |
C) | an odds ratio | |
D) | a confounding variable |
14. | Select from the following kinds of data those that would require the use of nonparametric statistics? | |
A) | marital status, gender, and level of education | |
B) | weight, temperature, and pulse | |
C) | income, PPD status, and religion | |
D) | ethnicity, IQ, and zip code |
Answer Key
1. | C |
2. | B |
3. | C |
4. | A |
5. | D |
6. | C |
7. | D |
8. | A |
9. | B |
10. | D |
11. | A |
12. | D |
13. | C |
14. | A |
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