Main activity Consider the following list of variables and graphs:
a. scores on a fairly easy examination in statistics;
b. number of menstrual cycles required to achieve pregnancy for a sample of women who attempted to get pregnant. Note that these data were self,reported from memory. (Data from S. Harlap and H. Baras (1984), "Conception-waits in fertile women after stopping oral contraceptives," Int.]. Fertility, 29:73-80.)
c. heights of a group of college students;
d. numbers of medals won by medal~winning countries in the 1992 Winter Olympics;
e. SAT scores for a group of college students.
![386_Graph.jpg](https://secure.tutorsglobe.com/CMSImages/386_Graph.jpg)
Use your knowledge of the variables (i.e., ask yourself if the distribution is likely to be symmetric or skewed, etc.) to match the variables with the graphs.