Why is random assignment used in experiments

Pat is purchasing new tires for his car. Since he expected to spend $400 or more for these tires, he started researching on the Internet. He spent several days learning about this product and studied several consumer magazines (e. g.

A young woman was seriously injured in a car accident and now shows no higher cortical brain function. her parents decide to take her off the life-support machines, but are shocked when she continues to breathe on her own. is the young woman dead?

Eva Peron asked her followers to call her what name?

Before a person can stand trial, he or she must be indicted. This duty is left up to whom?

Why did Jamestown almost fail and how was it able to survive? p. s put in sort p

Research that examines the reasons why working mothers are often forced to return to the workplace earlier than they want and attempts to change the dynamics of the corporate world to end these practices would be best served by which research

A child on a pediatric unit hits one of the other children and subsequently has video game privileges revoked for the rest of the day.

Which of the following statements about maps and how they work is false?

What is the correct order of arrivals in the Americas? A) Europeans, Vikings, Native Americans B) Vikings, Native Americans C) Native Americans, Vikings, Europeans D) Native Americans, Europeans, Vikings

Why is the key important to the map above