... Mean -
Part III: Data
Model 2 - Foot Width in a High School Classroom
Female foot Male foot
width (cm) width (cm)
7.8
10
8
10.5
sum of all data values
9
number of data values
5
9.3
Median - Middle value of an ordered set of data.
1
13
Mode - Most frequently occurring value in a set of data.
75
25
75
10
9.2
78
9
4.5
1. Refer to the data in Model 2
a. What value for foot width is most frequent in males?
b. What is this value called?
2. Determine the median value for foot width for males and for females. Describe in complete
sentences the method you used to determine the median values.
3. Determine the mean for each data group, and describe in a complete sentence how you
calculated them