What is the purpose of the federal budget? a. it serves as a plan for gov spending each year
b. it allows the gov to default on its debts
c. it prevents the gov from creating a budget deficit
d. it ensures that the gov will always have a surplus

Pj conducts an experimental study on the effects of soft music during high stakes science testing. he randomly assigns students at the school. in one condition he does not provide music for testing while in the other group he does provide the music. he administers a pretest at the beginning of the year and a posttest at the end of the year. pj’s design is best described as a: a.static group comparisonb. pretest-posttest control group designc.control-group-time-series designd. nonrandomized control-group pretest-posttest design