© 1999 T
EXAS
I
NSTRUMENTS
I
NCORPORATED
TI-30X
Ù
S: A Guide for Teachers
19
Heart Rates —
1-Variable Statistics
Name ___________________________
Date
___________________________
Problem
What do you think the average heart rate is for someone your age? What about
after exercising?
Procedure
1. Use this table to record your class or group data (resting).
Heartbeats per minute
(resting)
Frequency
2. What is the class (group) average? ___________________________________
3. What is the total number of heartbeats for the minute? _________________