The Biodata Handbook indicates that validity coefficients for biodata range between:

Most adolescents who experience their parents' divorce

A) also experience living in a stepfamily. B) are likely to live in a single-parent home until they grow up. C) have fewer problems if the custodial parent remarries. D) get more attention if the custodial parent remarries.

What document provides information about who is conducting the study, what the purpose of the study is, what participation in the study involves, what risks are involved in participating, and what the person can expect to receive in return for

participation? IRB proposal Research participation form Informed consent form Study proposal