Question: Four doses of caffeine (0,5,9,13 mg) were given to 9 well-trained athletes, and their endurance times were obtained on each dose. The data are given

Four doses of caffeine (0,5,9,13 mg) were given to 9 well-trained athletes, and their endurance times were obtained on each dose. The data are given below. Obtain the ANOVA table and test whether the effects differ among the doses (x=0.05).

Subject/Dose 0mg 5mg 9mg 13mg

1 36.05 42.47 51.5 37.55

2 52.47 85.15 65.0 59.3

3 56.55 63.2 73.10 79.12

4 45.20 52.10 64.40 58.33

5 35.25 66.20 57.45 70.54

6 66.38 73.25 76.49 69.47

7 40.57 44.50 40.55 46.48

8 57.15 57.17 66.47 66.35

9 28.34 35.05 33.17 36.20

  1. What is the p-value from the ANOVA table? Round your answer to 2 decimal places.

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