The end of the stone age (around 10,000-12,000 years ago) witnessed the change from hunter-gatherer societies to agricultural societies. this led to the rise of civilization. one of the societal changes that occurred at this time was that people a. migrated south ahead of advancing glaciers. b. relied more on meat than plants for their diets. c. began to farm and live in permanent settlements. d. began to interact and trade with distant societies.

The _ is in charge if food safety, meat and plant production for human consumption, and developing and exploring new technologies in farming and ranching.

Drugs have a high potential for abuse. there is no routine therapeutic use for these drugs and they are not available for regular use. they may be obtained for “investigational use only” by applying to the u.s. drug enforcement agency. examples include heroin and lsd. which scheduled drug is this?

Griffin correctly concludes that the coordinate pair for the russian federation is an influential point, because removing the russian federation from the relationship will significantly change the trend of the regression line. is an influential point, because removing the russian federation from the relationship will not significantly affect the estimated coefficient of determination of the regression line. is not an influential point, because the russian federation does not have the highest cvdir of all 1111 nations in the scatterplot. is an influential point, because removing the russian federation from the relationship will not significantly affect the estimated slope of the regression line. is not an influential point, because the russian federation has a positive residual in the least-squares linear regression.