Question
There are many different types of scientific investigations. Which of the following forms requires the identification and control of variables?
A.
observational field studies
B.
laboratory experiments
C.
collection of specimens
D.
model-building
A.
observational field studies
B.
laboratory experiments
C.
collection of specimens
D.
model-building
Answers
GPT-4o mini
B. laboratory experiments
Laboratory experiments typically require the identification and control of variables in order to test hypotheses and establish cause-and-effect relationships.
Laboratory experiments typically require the identification and control of variables in order to test hypotheses and establish cause-and-effect relationships.