A researcher is interested in the effects of self-esteem on people's choice of romantic partner. She asks her study participants to complete a measure of self-esteem and to bring in separate photos of themselves and their significant others.
She then has these photos rated for attractiveness by a panel of independent judges, and relates the relative attractiveness of a person's significant other to the person's self-esteem. The study just described is a(n)
a. observational study.
b. correlational study.
c. experimental study.
d. meta-analysis.
Question 2
You are reading a paper about how to do well in college and it presents several correlation coefficients. These correlation coefficients indicate
a. that this study compared three or more groups of students.
b. how well you can predict one variable from the other.
c. the causal relationship between the variables.
d. the reliability of the variables.
Effects of lactose and glucose on the expression of the lac operon
Feeding a Partner
Calcium consumption is essential for all people
Effects of ¬hormones.
Effects of the sympathetic and parasympathetic nervous systems.
Placebo Effects and Viagra