So high-index plastic lenses are thinner than the polycarbonate lenses and also lightweight. The high-index 1.60 lenses are recommended for prescriptions between -3.00 to -5.50. Not for me. The high-index 1.67 (which I see during my research that Costco offers) is recommended for prescriptions -6.00 to -7.50.
Unformatted text preview: A. Operant B. Reinforced C. OBMod D. Vicarious E. Self-reinforced Vicarious learning, often called observational learning, occurs when a person (the learner) becomes motivated to perform a behavior by watching another person (the model) performing the behavior and being positively reinforced for doing so.
Observational Method. With the observational method (sometimes referred to as field observation) animal and human behavior is closely observed. There are two main categories of the observational method â naturalistic observation and laboratory observation.bservational Method. With the observational method (sometimes referred to as field observation) animal and human behavior is closely observed. There are two main categories of the observational method â naturalistic observation and laboratory observation.