4 5 pts I have developed a regression model for sales using price as the predictor. But I have new data that suggests consumer behavior may be different from first quarter to second to third to forth. How many variables must I add to my regression equation? Describe these variables.

Read this excerpt from the narrative of the life of frederick douglass. the more i read, the more i was led to abhor and detest my enslavers. . i loathed them as being the meanest as well as the most wicked of men. as i read and contemplated the subject, behold! that very discontentment which master hugh had predicted would follow my learning to read had already come, to torment and sting my soul to unutterable anguish. which statement best describes douglass's viewpoint? he believes that increased knowledge inspires a greater hatred of injustice. he believes that master hugh deeply regrets his harsh treatment and seeks to stop. he believes that master hugh’s cruel treatment is severely injuring his well-being. he believes that the material he reads is upsetting to him and master hugh.

All of the following are free tools to you prepare for the sat except

Analyze the forces acting on a cyclist who is slowing down as he or she climbs a hill