A student worked on her statistics project in the library and found a reference book that contained the median family incomes for all 50 states. On her project, she would report her data as being
Collected __________.
A)from a designed experiment
B)from a survey
C)observationally
D)from a published source

Question

Quizplus · Accepted Answer

The data was obtained from a reference book, which is considered a published source, rather than through an experiment, survey, or direct observation.

A Student Worked on Her Statistics Project in the Library