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Using the TI-73: A Guide for Teachers
Probability and Statistics
© 1998 T
EXAS
I
NSTRUMENTS
I
NCORPORATED
Name
__________________________
Date
__________________________
Activity 11
A Foot is a Foot
–
Or is It?
Name
(indicate child or adult)
Length of foot in inches
(use fractions for leftovers)
Convert fractions to
decimals
Mean of my data __________________
Mean of class data ________________
Does our class data support the statement that the average human foot is 12 inches long?____