The earned value system starts with the time-phased costs that provide the project baseline, which is called the ch13 select one: a. earned value of work scheduled. b. scheduled value of work scheduled c. planned budgeted value of work scheduled. d. planned budgeted value of work completed. e. scheduled value of work completed.

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