A researcher conducted a study with n = 15 participants to investigate strength gains from exercise. The participants were divided into three groups and given one of three treatments. Participants' strength gains were measured and ranked. The rankings are presented as follows:

Use an appropriate non-parametric test with ? = 0.05 to determine if one or more of the groups are significantly different. If a significant difference exists, use an appropriate test to identify which groups are significantly different.

1.The Null and Research Hypotheses are

...........................................................................................

...........................................................................................

2.The Level of Risk Associated with the Null Hypothesis is..................

3.The Appropriate Test Statistic is ................................................

4.The Calculated Test Statistic is ...................................................

5.The Value Needed for Rejection of the Null Hypothesis Using the Appropriate Table of Critical Values for the Particular Statistic is .........................

6.The decision is ............................................

7.Reporting the Results as follows:

\f