Examlex
Two middle school teachers want to find which of three new violence prevention programs would be most effective in their school. From September through November, program #1 is in effect. It is then replaced by program #2 from December through February, and then program #3 runs from March through May. In June the teachers examined fight reports for the school year and find that there were 14 fights in the fall, 10 fights in the winter, and 6 fights in the spring. They conclude that program #3 is most effective is stopping violence. Which of the following is a plausible rival hypothesis to their interpretation?
Precertification
The process of obtaining authorization from a health insurance company before receiving medical services to ensure coverage.
Preauthorization (Predetermination)
The process where a healthcare provider must obtain approval from a health insurance company before providing specific services to ensure coverage.
Indemnity-Type Plan
A type of health insurance plan that allows policyholders to direct their own healthcare and visit almost any doctor or hospital they like.
HMO
Health Maintenance Organization, a type of health insurance plan that limits coverage to care from doctors who work for or contract with the HMO.
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