In a fictional study, a pretest-posttest design was used to examine the influence of a television program on children's aggressi
veness. The number of aggressive responses was measured during an observation period both before and after the television program. Determine if there is a difference in the number of aggressive behaviors in children after having viewed the television program. Before After 6 9 4 3 12 11 9 12 10 14 2 6 14 12 NOTE: If you need the standard deviations for any calculations, they are sBefore
