What is the main difference between experimentation done in a field setting and experimentation done in a laboratory?
a. in field experimentation, variables are not manipulated
b. in field experimentation, no attempt is made to control extraneous variables
c. in field experimentation, the setting is real life and not contrived
d. in field experimentation, one can study only a small number of people
Question 2
Construct validity is most related to what other concept discussed in research methods?
a. reliability
b. operational definitions
c. falsifiability
d. measurement
visual field
Preparation of sterile field 2
The first step in field recovery involves surveying the site, sometimes with special equipment.
Wheat field versus lavender field
The main veins of the leg. A. Anterior view. B. Posterior view
Guidelines for Field Triage of Injured Patients, Centers for Disease Control, 2011