Frankie has just found that the study she has been conducting over the last couple years has yielded statistically significant results. She wants to share her exciting news with her friends, but they do not know much about statistics. Which of the following statements can frankie share to help summarize the meaning of statistical significance?.

The smokey mountains have over 2,100 miles of rushing mountain streams and rivers that flow through the park. in each mile lives a diverse community of native fish, amphibians, insects, and larvae, some of which are found only in the southern appalachians. park managers and scientific researchers test many factors such as fish populations, the watersheds and water tests to determine a) too many lizards are present b) the water quality of the stream c) rainwater is running into local streams d) if visitors to the park are overstaying their welcome