WILL GIVE PLS HELP ASP What is population distribution?

1 the way population is spread out over an area
2 the average number of people living in an area
3 the science that explains how populations change
4 the population of an area divided by its size

What is a person called when they are on your side and supports you

Aresearcher conducts a focus group to learn about attitudes towards hygiene and disease prevention. two weeks after the focus group, the researcher learns one of the subjects had a heart attack at home and was hospitalized, but made a full recovery. based on dhs regulations, the researcher report this event to the irb? no, this does not need to be reported since the subject had the heart attack when they were home, not at the focus group. no, this does not need to be reported since it is unrelated to participation in the study. no, this does not need to be reported because two weeks have passed. no, this does not need to be reported since the subject recovered.

Experiment to investigate effect of medication on levels of stress in males and females. dependant variable?