A researcher considers two possible regression models to predict the number of crimes in cities. One uses the number of police in a city as a predictor. The other uses the average temperature in a city. Based on the two scatterplots below, which model (police or temperature) do you think will have a higher r-squared (r2)? Why?  

According to chapter 6, which of the following terms “tells a story by presenting events in an orderly, logical sequence”?

Match the following terms to their example sentences. 

What causes a greater amount of filtration to occur at glomeruli than at other capillary beds of the body?

Respiratory acidosis can be caused by all of the following:  (check all that apply)

What ion is at a higher concentration in the extracellular fluid than in the intracellular fluid?

The external urethral sphincter is __________ muscle.

What blood pH suggests alkalosis?

The urinary system is involved in the regulation of: (check all that apply)

The kidneys are located retroperitoneally. This means they are __________ the peritoneum.