Isle Royale is the largest island in Lake Superior. The food chain on Isle Royale is relatively simple, there are many producers, one large herbivore, moose, and one top predator, grey wolves. Moose feed mainly on balsam fir in the winter, and wolves feed mostly on moose. Each year, researchers count the wolves and moose and measure the size of the growth rings of balsam fir trees on the island. They graphed the data as follows: Modified From: McLaren, B. E., & Peterson, R. O. (1994). Wolves, moose, and tree rings on Isle Royale. Science, 266(5190), 1555.

Suppose there was a hard winter and many of the moose die. What will happen to the balsam fir growth?

The balsam fir tree growth will not be affected by the moose population.

The balsam fir tree growth will not be affected by the wolf population.

The balsam fir tree growth will increase.

The balsam fir tree growth will decrease.

Your company has used the same logo for years. a few weeks ago you decided it was time for a fresh look, so you hired a graphic designer. she provided you with several different designs, and you like them all. you want to acknowledge her hard work, maybe in a form that she could use in her portfolio. what is the best way to accomplish this goal?

For each of the following, mark whether it is a possible confounder (a factor that mixes up the results, making it look like candy is to blame when it's a causal (or causation) link which supports the argument that candy causes criminal behavior (ie, explains how candy leads to criminality ), or neither (an irrelevant factor, something that may cause people to become criminals but has nothing to do with eating candy). choose your answers based only< on the information given. additives in candy- additives found in candy may adversely affect brain development of young children in ways that could contribute towards adult aggression. impulsive personality-- kids who are highly impulsive and have trouble delaying gratification are more likely to eat candy every day as children and more likely to disobey laws as adults. violent abuse-- children who suffer violent abuse are more likely to become violent adults and commit violent crimes. gender- boys are overwhelmingly more likely to commit violent crimes

Which of the following selections is least useful for supporting the claim that states intentionally built unequal school systems? question 1 options: the supreme court ruling in plessy v. ferguson (1896) wrote into law that america had two separate societies: one black and one white. it was very clear by the mid-1900s that southern states had expertly built separate educational systems. these schools, however, were never equal. states with laws keeping schools segregated never gave equal amounts of money to their black and white schools. ten years after brown, fewer than 10 percent of southern public schools had integrated. some areas did not comply at all.