Five different cold remedies were tested on samples of 6 people each. The average amount of time it took before the recipients felt some relief is listed below along with the sample standard deviations.
Remedy 1 2 3 4 5
Mean 20min 18min 15min 25min 12min
Standard Deviation 4min 2min 5min 5min 3min
Use ANOVA to test if the average time before relief is the same for all five remedies. Use Alpha=0.05.