Researchers have studied a group of nurses over several decades, ...

[pane00]

Researchers have studied a group of nurses over several decades, collecting data on a variety of health and lifestyle issues. This type of research is called
 
  a. longitudinal research.
  b. cross-sectional research.
  c. trend research.
  d. multiple baseline research.

Question 2

The approach to research in which an investigator studies the same people or the same population with different people over time is called
 
  a. multiple baseline research.
  b. cross-sectional research.
  c. longitudinal research.
  d. trend research.

[bigcheese9]

Answer to Question 1

a

Answer to Question 2

c

[pane00]

TYSM

[Perkypinki]

Thanks for the timely response, appreciate it