Stats 110B Quiz 1 Spring 99

NAME:

I collected data from this class and 110A during the first week of class. The average height of this list was 67.868 with a SD of 2.8891. (A histogram is shown below.) There were 38

1. Suppose we wish to use this sample to estimate the mean height of all U.S. college students. Find a 95% confidence interval for this mean height. Show your work, and state all assumptions.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

2. Do you think this is a good estimate of the mean height of all college students? Explain.
 
 

Solution...