compare systolic blood pressure among three age groups: 50-65, 66-80, and 80 and older.

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Questions:

 

  1. Suppose you plan to compare systolic blood pressure among three age groups: 50-65, 66-80, and 80 and older. What statistical test will be most appropriate?
  2. One-way ANOVA
  3. One-sample t-test
  4. Independent t-test
  5. Dependent t-test

 

Give rationale for correct answer

  1. You are planning to test the effect of music therapy on chronic pain intensity among a single group of older adults in long-term care. What statistical test will be appropriate to determine if a significant difference on pain intensity is present before and after treatment in a single group?
  2. One-way ANOVA
  3. One-sample t-test
  4. Independent t-test
  5. Dependent t-test

               Give answer with rationale for the correct answer

 

  1. You find that there is a significant mean difference among three different ethnicity groups on risk for falls in a nursing home and want to find out which group differs specifically from which group. What procedure will help you determine such differences?
  2.   Bonferroni test
  3. Levine’s test for homogeneity
  4. Post hoc or planned contrast

             Give answer with rationale for the correct answer

 

 

Chapter 12 Questions

 

  1. Suppose you plan to compare systolic blood pressure among three age groups: ( 50-65, 66-80, and 80 and older), and evidence from the literature suggests that weight may influence blood pressure. What statistical test will be most appropriate?
  2. One-way ANOVA
  3. Analysis of Covariance
  4. Independent t-test
  5. MANOVA

 

 

Give answer with rationale for the correct answer

  1. Suppose you find there is an interaction effect of gender and ethnicity on risk for falls in a nursing home. What statistic will help you determine which variable is contributing the greatest variance?
  2. Simple effect analysis
  3. Bonferroni test
  4. Levine’s test for homogeneity

 

Give answer with rationale for the correct answer

 

 

  1. Suppose you find that there is a significant effect of the independent

variable on the set of four dependent variables. Which test(s) can you conduct to follow up the significant results?

  1. A series of ANOVAs
  2. Roy-Bargman stepdown analysis
  3. Discriminant analysis
  4. All of the above

 

Give answer with rationale for the correct answer

 

 

The book is Statistics for Evidence-Based Practice in Nursing by Myoung, Kim & Caroline Mallory

 

 Chapter 11 (Tests for Comparing Group Means) Part 1 and pages 233-270

 

Chapter 12 (Tests for Comparing Group Means) Part II and pages 271-309

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