Author Question: Correlational studies A) cannot indicate cause and effect. B) are a type of experimental ... (Read 70 times)

rlane42 · **on:** Jun 21, 2018

Correlational studies

A) cannot indicate cause and effect.
B) are a type of experimental design.
C) cannot be used in psychological research.
D) cannot be used in epidemiological research.

Question 2

If two variables increase or decrease together, they are

A) positively correlated.
B) negatively correlated.
C) positively skewed.
D) negatively skewed.