Over the years Professor Brown has noticed when returning test papers that the nearer students sit to the front of the lecture hall the higher their test scores tend to be. Which research method is he applying?
a. Case study
b. Correlational
c. Experimental
d. Basic interpretive
e. Ex post facto
Question 2
An investigator can reasonably conclude that changes in one variable produced changes in a second variable only with the ____ research method.
a. naturalistic observation c. correlational
b. case study d. experimental
(A) Scratch test; patient is exposed to allergens through a light scratch on the skin; (B) Positive
Drawer Test
Pichia test
Lecture hall and professor
Approximately 40 percent of farmers in the United States are 55 years old or older
Cassava tubers infected with brown streak virus