A researcher collects data on subjects at baseline,1 month,3,6,9,and 12 months following institution of a weight-reduction treatment.Which descriptions are appropriate for this study's design? (Select all that apply.)
A) Experimental or quasi-experimental design
B) Time series design
C) A priori design
D) Cross-sectional design
E) Descriptive design

Question

Quizplus · Accepted Answer

Correct A: As described,the study could be either an experimental or quasi-experimental design.
Correct B: Data are collected multiple times before and after an intervention in time series design.
Incorrect C: A priori refers to controlling variables before initiating a treatment.
Incorrect D: Cross-sectional design refers to data collection across groups at one point in time.
Incorrect E: Descriptive design does not involve a treatment and does not necessarily use multiple data collection times.

A Researcher Collects Data on Subjects at Baseline,1 Month,3,6,9,and 12