The empirical method of study is based on a. statistics b. guesswork c. practice d. observation

Describe at least three effects of the drug war in mexico.

Dr. redbull conducts a study to determine whether her new energy drink children perform better on spelling tests. she randomly assigns children to one of two groups: group 1 receives her energy drink and group 2 receives water. she then gives both groups a spelling test and compares the results. which of the following is true about this study? a. group 1 is the dependent variable and group 2 is the independent variable. b. this is a correlational study. c. group 2 is the experimental group. d. the independent variable is the type of drink the children receive.

Which graph shows the temporary relationship between the aggregate price level and the aggregate quantity supplied? a. long-run aggregate supply curve b. aggregate demand curve c. short-run aggregate supply curve d. point of equilibrium