Which came first the chicken or the egg

Which of the following statements is not true about regions? a.) regions have fixed boundaries that are determined by the region's inhabitants.b.) a region can be defined by physical characteristics, such as climate, landform, and vegetation.c.) regions can change over time.d.) a region can be defined by human characteristics, such as language, government, and economic activity.e.) the same location can be considered part of multiple regions.

States might choose to cooperate at the regional or global level for all of the following reasons except (2 points) a.) to gain regional political influence b.) to engage in dispute resolution c.) to assure basic human rights d.) to encourage economic interaction e.) to increase national sovereignty

Arandom variable x has a mean of 10 and a standard deviation of 3. if each value of x is multiplied by 2, what will the new mean and standard deviation be?