Directions: Complete the assignment. The answers for this assignment must include reasons; simply stating the answer without justification will earn partial credit.

1.Identify each variable as quantitative (measurement) or categorical: (two points each)

a. The heights of the students in an AP Statistics class

b. The political party of Senate members

c. The number of pets in a household by category: 0-1, 2-4, 5-7, 8+

d. The average number of pets in Alabama households

2.Identify the following quantitative variables as discrete or continuous: (one point each)

a. Number of planes in the Atlanta airport at a specific time

b. Total weight of the planes in the Atlanta airport at a specific time

c. Number of attempts allowed on an ACCESS test

d.Number of pets in a household

3.An analyst wants to know which bicycle manufacturer is most popular among the Tour de France participants and plans to track the data over the next few races. (two points each)

a. What is the variable of interest to the medical researcher?

b. Is the variable in part A categorical, quantitative discrete, or quantitative continuous?

4. People on the Titanic by ticket holder status:

First class: 15%

Second class: 13%

Third class: 32%

Crew: 40%

Is the variable categorical or quantitative? (two points)