An investigator conducted an ANOVA where she was interested in group (three) differences in mean blood pressure levels. The results are given in the table below. a. What are the correct null and research hypotheses for this question? b. What can the investigator conclude? You need to write more than one sentence for your conclusion.
Analysis of Variance
Source | DF | Sums of Squares | Mean Square | F-value | p-value |
---|---|---|---|---|---|
Model | 2 | 8.167 | 4.08 | 0.29 | 0.7546 |
Error | 9 | 126.5 | 14.05 | ||
Total | 11 | 134.67 |
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