Homework Assignment #2

Due on Tuesday, Feb. 4

SCC Exercises

Chapter 5

2, 12, 14, 20

Chapter 6

6, 16, 20

Chapter 7

8, 14

Chapter 8

2, 4, 12, 16

Chapter 9

4, 6, 10, 18

Questions related to Pulse Data from Class Activity

Give a graphical and numerical summary of the pulse rates (in beats per minute) before and after exercise.  What are the main features of the distributions?

Estimate the average increase in the pulse rates (in beats per minute) after exercise.  One estimate can be found by computing the difference between the average pulse rate after exercise and the avereage pulse rate before exercise.  Explain why this is not a good esimate to use in this situation and provide a better estimate.