A researcher finds that as her participants increased the number of hours they spent exercising, the overall weight of her participants decreased. This would be an example of a correlation.

if you are on the computer you can not take a picture but you can upload one but i am not sure about phones but i'm pretty sure it's the but to upload one just click the paper clip looking thing/ link thingy thing and upload a pic

answer; because they must appeal to a broad cross-section of the population;

answer; (r/t) reaction time;