Answer:
Problem-solving model
Explanation:
Problem-solving model can be explained as a model whereby set of skills are split into a step- by step process in order to solve problems. It can also be described as a simple cycle to solve problems and challenges.
It should be understood that, this model is aimed at providing a simple clear strategy to tackle problem solving situation. This model usually involves the use of charts or flow diagrams.
In this case, the decision of Fred to log his consumption of caffeine and alcohol is a typical example of problem-solving model. This is because the data being recorded daily will help him to solve the problem of taking more than what he supposed to consume daily and weekly.
Answer:d. All of the choices are correct.
Explanation: Reference group is a term used in research, Experiments or statistical analysis to describe a group of special interest. It can is known as the standard or control group of which other group o groups are to be compared. A reference group can help to explain the upper-class revolunary, renegade Catholics and reactionary union members etc. The reference group concept can be used in all fields of life for any research or Experiment or for comparisons.