MS 150 Statistics Quiz 02 Spring 2002

Speed in meters per second 
Dolon Pass 
2.75 
Turnoff for Nahnpohnmal 
4.00 
Bottom of the beast 
2.50 
Top of the beast 
2.22 
Track West 
3.09 
PICS 
6.67 
For the above data:
 __________ Calculate the sample mean :
 __________ Calculate the sample standard deviation sx
 __________ Calculate the Coefficient of Variation
 ____________ Which of the above graph(s) depict a relationship that is linear (list all
of the letters that apply)?
 ____________ Which of the above graph(s) depict a relationship that is nonlinear?
 ____________ Which of the above graph(s) depict no relationship?
 ____________ Which of the above graph(s) depict a relationship that is negative linear
relationship?
 ____________ Which of the above graph(s) depict a relationship that is a perfect linear
relationship?