Teaching Methods Narrative
Two different workbooks and two distinct teaching machines were to be evaluated on their effectiveness in teaching the concept of multiplication. A Grade 4 class of 24 subjects was randomly assigned to 4 groups, and each group in turn was randomly assigned to a teaching method. A test was given and the number of errors was recorded. This uses the Kruskal-Wallis H test to see if the number of errors differs from one teaching method to another.
-Refer to Teaching Methods Narrative. Describe what the test statistic is. What is the value of in this ?

Question

Teaching Methods Narrative
Two different workbooks and two distinct teaching machines were to be evaluated on their effectiveness in teaching the concept of multiplication. A Grade 4 class of 24 subjects was randomly assigned to 4 groups, and each group in turn was randomly assigned to a teaching method. A test was given and the number of errors was recorded. This uses the Kruskal-Wallis H test to see if the number of errors differs from one teaching method to another. 
-Refer to Teaching Methods Narrative. Describe what the test statistic  is. What is the value of  in this ?

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The Answer of Teaching Methods Narrative
Two different workbooks and two distinct teaching machines were to be evaluated on their effectiveness in teaching the concept of multiplication. A Grade 4 class of 24 subjects was randomly assigned to 4 groups, and each group in turn was randomly assigned to a teaching method. A test was given and the number of errors was recorded. This uses the Kruskal-Wallis H test to see if the number of errors differs from one teaching method to another. 
-Refer to Teaching Methods Narrative. Describe what the test statistic  is. What is the value of  in this ?

Teaching Methods Narrative Two Different Workbooks and Two Distinct Teaching Machines Were to Machines