Multiple choice

1.  Among the students who plan to go to graduate school, what percent indicated “Other” majors?   

 A. 15.75%
 

B. 45%
 

C. 49.22%
 

D. 32%
 

E. none of the above

2.  The measure of central location which is most likely to be influenced by extreme values is 

 A. the range
 

B. the median
 

C. the mean
 

D. the mode
 

E. all of the above

3.  If the mean is 60 and the variance is 324, then the coefficient of variation is

 A. 0.30%
 

B. 30%
 

C. 5.4%
 

D. 54%
 

E. none of the above.

4.  If the coefficient of variation is 64% and the standard deviation is 8, then the mean is

 A. 12.5  
 

B. 1.25 
 

C. 8
 

D. 0.64
 

E. 0.08