The map shows the Oregon Trail. What does the map indicate about those who followed the Oregon Trail west? A. They rarely settled far from the trail.
B. They founded San Francisco.
C. They followed only one route.
D. They had a variety of destinations.
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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.