Which of the following statements about plantations is FALSE?
a.
Plantations were owned by 10% of the wealthy population.
b.
Plantations produced mainly cotton and other cash crops.
c.
Plantations did not exist in Texas before the Civil War.
d.
Plantations required more labor than family farms.

Please select the best answer from the choices provided

A
B
C
D

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