To test whether or not there is a difference between treatments A, B, and C, a sample of 12 observations has been randomly assigned to the 3 treatments. You are given the results below. Treatment A Observation 20 B 30 25 22 33 C 26 20 40 28 30 28 22 The null hypothesis is to be tested at the 1% level of significance. The p-value is O 0.944 1.059 3.13 19.231