A newspaper article reported the results of a study comparing the proportions experiencing pain relief using a new medication compared to using a placebo. The study showed that the proportion experiencing pain relief was higher for the new medication when compared to the placebo. The researcher is quoted as saying that there was less than a one in 100 probability that the observed differences in proportions was due to chance. In statistical terms, the research was saying that the results are:

A.probably due to sampling error B.probably due to chance C.statistically significant at the .01 level of significance D.not statistically significant at the .01 level of significance