Below are brief descriptions of how researchers measured a variable. For each situation, determine the variable’s level of measurement.

a. Race. Respondents were asked to select a category from the following list:

_____ Black _____ White _____ Asian _____ American Indian _____ Other (Please specify: _____________)

b. Honesty. Subjects were observed as they passed by a spot on campus where an apparently lost wallet was lying. The wallet contained money and complete identifi cation.

Subjects were classifi ed into one of the following categories:

_____ Returned the wallet with money _____ Returned the wallet but kept the money _____ Did not return wallet

c. Social class. Subjects were asked about their family situation when they were 16 years old.

Was their family _____ very well off compared to other families?

_____ about average?

_____ not so well off?

d. Education. Subjects were asked how many years of schooling they and each parent had completed.

e. Racial integration on campus. Students were observed during lunchtime at the cafeteria for a month. The number of students sitting with students of other races was counted for each meal period.

f. Number of children. Subjects were asked,

“How many children have you had? Please include any that may have passed away.”

g. Student seating patterns in classrooms.

On the fi rst day of class, instructors noted where each student sat. Seating patterns were remeasured every two weeks until the end of the semester. Each student was classifi ed as _____ same seat as last measurement;

_____ adjacent seat;

_____ different seat, not adjacent;

_____ absent.

h. Physicians per capita. The number of practicing physicians was counted in each of 50 cities, and the researchers used population data to compute the number of physicians per capita.
i. Physical attractiveness. A panel of 10 judges rated each of 50 photos of a mixedrace sample of males and females for physical attractiveness on a scale from 0 to 20, with 20 being the highest score.
j. Number of accidents. The number of traffi c accidents for each of 20 busy intersections in a city was recorded. Also, each accident was rated as _____ minor damage, no injuries;
_____ moderate damage, personal injury requiring hospitalization;
_____ severe damage and injury.