1. Utilize the concepts of sample and population to describe how a presidential election is unlike an "exit" poll of the electorate.

2. Place these variables in the following classification tables. For each table, summarize your observations and evaluate if the results are generally true. For example, salary is reported as a continuous quantitative variable. It is also a continuous ratio-scaled variable.

a. Salary

b. Gender

c. Sales volume of MP3 players

d. Soft drink preference

e. Temperature

f. SAT scores

g. Student rank in class

h. Rating of a finance professor

i. Number of home computers.