EXERCISE 19Questions to Be Graded

Follow your instructor's directions to submit your answers to the following questions for grading. Your instructor may ask you to write your answers below and submit them as a hard copy for grading. Alternatively, your instructor may ask you to use the space below for notes and submit your answers online athttp://evolve.elsevier.com/Grove/Statistics/under "Questions to Be Graded."

Name: _______________________________________________________ Class: _____________________

Date: ___________________________________________________________________________________

1.According to the relevant study results section of theDarling-Fisher etal. (2014)study, what categories are reported to be statistically significant?

2.What level of measurement is appropriate for calculating the ²statistic? Give two examples fromTable 2of demographic variables measured at the level appropriate for ².

3.What is the ²for U.S. practice region? Is the ²value statistically significant? Provide a rationale for your answer.

4.What is thedffor provider type? Provide a rationale for why thedffor provider type presented inTable 2is correct.

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5.Is there a statistically significant difference for practice setting between the Rapid Assessment for Adolescent Preventive Services (RAAPS) users and nonusers? Provide a rationale for your answer.

6.State the null hypothesis for provider age in years for RAAPS users and RAAPS nonusers.

7.Should the null hypothesis for provider age in years developed for Question 6 be accepted or rejected? Provide a rationale for your answer.

8.Describe at least one clinical advantage and one clinical challenge of using RAAPS as described byDarling-Fisher etal. (2014).

9.How many null hypotheses are rejected in theDarling-Fisher etal. (2014)study for the results presented inTable 2? Provide a rationale for your answer.

10.A statistically significant difference is present between RAAPS users and RAAPS nonusers for U.S. practice region, ²= 29.68. Does the ²result provide the location of the difference? Provide a rationale for your answer.