Measures
of Central Tendency and Variability
Try-it-Yourself
Exercise
A psychologist interested in the dating habits of college
undergraduates samples 10 students and determines the number of dates they have
had in the last month. Given the
scores 1, 8, 12, 3, 8, 14, 4, 5, 8, 16 compute the following.
a. the mean
b. the median
c. the mode
d. the standard
deviation
e. the variance