BH Statistics

November 8, 1999

Investigate measures of association

Do this:

Drag pairs of variables from various data sets into the sockets labeled X and Y
Record the variables’ names, their measures of association, and rough sketches of their scatterplots.
After you have collected data, answer the questions assigned in the 99.11.05 Summary handout.

Y

X

#Cases

A₂

A₃

Scatter Plots

Dropouts/100 stus

Mean State SAT

50

.58

-.46

Salary

Education (yrs)

299

.22

.42

Cost

Year

90

.52

-.31

Reputation

GradRate

226

.39

.80

Reputation

AcceptRate

226

.4170

-.6606

GradRate

AcceptRate

226

.39

-.60

Height

Weight

225

.45

.76

Height

Shoe Size

225

.51

.77

Weight

Shoe Size

225

.34

.81