While expanding the scope of the subject matter of psychology, Darwin's theory added emphasis to the notion that experimentation is the only method proper to the science of psychology.?

Another name for the product-moment correlation is the

a. Spearman rho. b. point-biserial correlation. c. phi coefficient. d. Pearson r.

Researchers typically find the highest child maltreatment rates:

-when asking teachers and school principals. -when surveying police reports of abuse. -in China and other collectivist societies.