A factor used in retrospective premium calculations. It is a percentage of the standard premium and is used to provide the insurer with up-front money for administrative expenses. The Basic Premium Ratio, a percentage, is generally found in the retro manual of the plan being used. Retrospective plans, otherwise known as retros, are claim sensitive workers compensation rating programs specifically designed and used when an employer is of the size required to justify its use.
Q: In which order will seismic waves from an earthquake arrive? A. P waves, S waves, L waves B. L waves, S waves, P waves C. P waves, L waves, S waves D. S waves, P waves, L waves. A: P waves, S waves, L waves is the order of the seismic waves in which an earthquake arrives. baby_SJ01|Points 310|.
ATEP Â©2006-2008 UAF Geophysical Institute B-5 Seismic Waves Activity Procedure: 1. Explain students will study seismic waves. Seismic waves are waves that propagate through Earthâs interior. Much of what we know about Earth comes from study of seismic waves and how they travel through different materials. waves associated with earthquakes. Seismic waves can be classified into two major groups: body waves and surface waves. may be classified as compressional waves (P waves) or shear waves (S waves).