<prompt> Significant value of p is ?0.010.020.040.05  <response>: Ans. is d i.e., 0.05 P is the probability that the difference seen between 2 samples occurs due to chance. If p . .05 it is considered statistically significant. It means that There is 5 probability that the result could have been obtained by chance. or The investigator can be 95 sure that the result was not obtained by chance. 