Which of the following is a feature of the IdeaStorm website launched by Dell?

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.

What did economist john maynard keynes believe about deficit spending?

Identify a true statement about media multiplexity. the choice of medium is primarily important in determining the strength of relationships. weak ties are uncomplicated and do not need many channels to sustain them. tie strength plays an insignificant role in determining the number of media employed by pairs. strong ties require less media than weak ties to orchestrate their varied and interdependent connection.