(MULTIPLE CHOICE): 1- In regression another name for the independent variable is a- the regressor variable. b- the predictor variable. c- both (a) and (b). d- neither (a) nor (b). (1 pts) 2- A probabilistic model is a determanistic model plus random error. a- TRUE b- FALSE (1 pts) 3- A simple linear regression line estimates
Prothrombin time (PT) and activated partial thromboplastin time (APTT) are tests that evaluate the release of specific clotting factors by measuring the time it takes for a clot to form after certain reagents are added to a blood sample.
This is a test general used in the hospital to measure who long it takes it clot, usually used to measure the use action of a clot prevention medication called Heparin. It is also used as a screening test to check for people who may have clotting abnormalities, either getting clots or bleeding excessively.