Population Versus Sample Define what a Population is. o Ans: Define what a Sample is. o Ans: Describe the difference between a Census and a Sample Survey. o Ans: What is a Representative Sample?. o Ans: What is Sampling With Replacement? What is Sampling Without Replacement? o Ans: What is the difference between a Random Sample and a Nonrandom Sample.? o Ans: What is a Convenience Sample? Is it random or nonrandom? o Ans: What is a Judgement Sample? Is it random or nonrandom? o Ans: What is a Quota Sample? How is it created? Do these samples tend to be random or not? o Ans: What is Sampling Error? By what other name is it called? o Ans: Why does Sampling Error occur? Can it be avoided? What is the only way to avoid it? o Ans: What are Nonsampling Errors also called? (Both names) o Ans: When can Nonsampling Errors occur? o Ans: Name and define each of the 4 types of Nonsampling Errors. o Ans: Define Simple Random Sampling and give an example. o Ans: Define Systematic Random Sampling and give an example. o Ans: Define Stratified Random Sampling and give an example. o Ans: Define Cluster Sampling and give an example. o Ans: Design of Experiments What is the difference between an Observational Study and a Controlled Experiment? o Ans: Define what a Treatment is and give an example. o Ans: What is Randomization? o Ans: How is a Treatment Group different from the Control Group in an experiment? o Ans: What is a Double-Blind Experiment? o Ans: What is the Placebo Effect? o Ans: If two variables are observed to have a relationship, must it be Cause-Effect? o Ans: Describe and give an example of what it means to say variables may be confounded. o Ans