Learn about the various types of perennial wildflowers and how to successfully grow them with this gardening guide. Flowers Perennials Plants Wildflowers. Photo By: DK - Simple Steps to Success: Lawns and Groundcover Â© 2012 Dorling Kindersley Limited. Photo By: DK - Simple Steps to Success: Lawns and Groundcover Â© 2012 Dorling Kindersley Limited.
Internal affairs (law enforcement) From Wikipedia, the free encyclopedia. The internal affairs (United States terminology) refers to a division of a law enforcement agency that investigates incidents and possible suspicions of law-breaking and professional misconduct attributed to officers on the force.
Internal validity is the extent to which the results of a study are true. That is, the intervention really did cause the change in behavior. The change was not the result of some other extraneous factor, such as differences in assessment procedures between intervention and control participants.