In a study about the relationship between their age and women's attitudes about marriage,you survey over 500 undergraduate women and calculate a Pearson correlation coefficient.What mistake have you made?
A)You have collected too much data.
B)There is no way a woman's attitude about marriage can affect her age.
C)You only surveyed young women in college causing a restriction of range.
D)You have used the wrong correlation coefficient the type of data.

Question

Quizplus · Accepted Answer

By surveying only undergraduate women in college, the sample is limited to a specific age range and excludes women who may have different attitudes towards marriage based on their age and life experiences. This is known as a restriction of range, which can affect the validity of the correlation coefficient calculated.

In a Study About the Relationship Between Their Age and Women's