Which statement is a research purpose for a correlational study?
A) "This study will compare the effects of an oral antidiabetic medication to effects of a placebo on glucose control in groups of randomly assigned subjects."
B) "This study will examine whether pre-appointment telephone reminders increase show rate among patients in an ambulatory well-patient clinic."
C) "This study will use direct observation to identify methods parents use to discipline children in public places."
D) "This study will use questionnaires and school transcripts to examine the relationship of dietary habits to grades among school-age children."

Question

Quizplus · Accepted Answer

Correlational research is conducted to examine whether there is a positive or negative relationship among variables without attributing cause and effect.A study looking at the effects of an experimental intervention on randomly assigned subjects to affect a specific outcome is an experimental study.A study to look at the effects of an intervention on an outcome is a quasi-experimental study.A study to observe and describe behaviors without examining relationships among variables and without manipulation of the variables by researchers is a descriptive study.

Which Statement Is a Research Purpose for a Correlational Study