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1. Choose an abstract variable (e.g. happiness) and provide an operational definition. What is one limitation of using an operational definition for a variable and how would you overcome that limitation?
2. List and define the four scales of measurement and give an example of an appropriate use for each. For example I could use an ordinal scale to measure satisfaction.
3.Define/discuss the two forms of deception that could occur in research. Explain why deception is used.
4. For each of the following statements what would be a possible independent and dependent variable?
- You can’t teach an old dog new tricks.
- People are more productive when they are in a good mood.
- Older people forget more things.
- Coffee keeps people awake.
- Most people like red over blue.
5. Define a normal distribution and name a data set that is normally distributed. What happens to create a positive skew? A negative skew?