A Statistical Significance Level of .05 Means That

Multiple Choice

A statistical significance level of .05 means that

A) the probability that a relationship as strong as the observed one can be attributed to sampling error alone is 5 percent.
B) we can be 5 percent sure that the relationship is real and not due to sampling error.
C) there is an .05 percent chance that a relationship as strong as the observed one can be attributed to sampling error.
D) the difference we observed in the table is 5 percent different.
E) there is a 5 percent standard error in the observations.