How do changes in interest rates affect the money supply?

To take a standard test such as the psat or plan students must have an

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.

Part b forty-year-old kyle wants to start investing for retirement. he wants to select a personal investment plan that will allow him to withdraw funds without paying penalties and taxes once he turns 59.5. which retirement plan should he choose? a. traditional ira b. roth ira c. 401(k)