Which of the following would allow Dr. Zhou to classify Madeline's behavior as abnormal?

Which of the following statements most accurately describes the requirement for the documentation of minors’ assent to participate in research? parents must approve written documentation. documentation is required unless waived by an irb. to protect minors documentation is always required. federal regulations do not require the documentation of minors’ assent.

The colors at sunset are usually the result of raindrops

An refers to a specific factor that has a range of possible values