6-67
k Output Terms
   z   ......................................... z  score
   p   ......................................... p -value
   t   .......................................... t  score
     
2 
 ........................................   
2 
 value
   F   ........................................ F  value
   pˆ  ..........................................estimated sample proportion
   pˆ   
1 
 ........................................estimated proportion of sample 1
   pˆ  
2 
 ........................................estimated proportion of sample 2
o .........................................mean of sample
o
1 
 ........................................mean of sample 1
o
2 
 ........................................mean of sample 2
  s 
x 
 ........................................sample standard deviation
  s 
x  
1 
 .......................................standard deviation of sample 1
  s 
x  
2 
 .......................................standard deviation of sample 2
  s 
p 
 ........................................pooled sample standard deviation
   n   ........................................size of sample
   n  
1 
 ........................................size of sample 1
   n  
2 
 ........................................size of sample 2
   d f   ........................................degrees of freedom
   a   .........................................constant  term
   b   .........................................coefficient
  s 
e 
 ........................................standard  error
   r   .........................................correlation coefficient
   r  
2 
 ........................................coefficient of determination
  Lower .................................confidence interval lower limit
  Upper .................................confidence interval upper limit