Formulas provided on the exam:

STATISTICAL INFERENCE TABLE: 

Case

parameter

estimator

standard error

Sampling Distribution

 

one mean

 

http://www.stat.ufl.edu/%7Emmeece/sta2023_files/image010.gif

 

http://www.stat.ufl.edu/%7Emmeece/sta2023_files/image012.gif

 

http://www.stat.ufl.edu/%7Emmeece/sta2023_files/image015.gif

 

t (n-1)

Mean of matched pairs dif.

 

http://www.stat.ufl.edu/%7Emmeece/sta2023_files/image025.gif

 

http://www.stat.ufl.edu/%7Emmeece/sta2023_files/image030.gif

 

http://www.stat.ufl.edu/%7Emmeece/sta2023_files/image034.gif 

 

t (n-1)

 

difference

of two independent means

 

http://www.stat.ufl.edu/%7Emmeece/sta2023_files/image038.gif

 

http://www.stat.ufl.edu/%7Emmeece/sta2023_files/image041.gif

 

http://www.stat.ufl.edu/%7Emmeece/sta2023_files/image073.gif

 

t with conservative

df  = smallest of

(n1-1) and (n2-1)

 

one proportion

 

 

http://www.stat.ufl.edu/%7Emmeece/sta2023_files/image079.gif

     

 

http://www.stat.ufl.edu/%7Emmeece/sta2023_files/image081.gif

 

CI: http://www.stat.ufl.edu/%7Emmeece/sta2023_files/image083.gif 

ST: http://www.stat.ufl.edu/%7Emmeece/sta2023_files/image085.gif

 

 

 

z

 

difference

 of two independent proportions

 

 

http://www.stat.ufl.edu/%7Emmeece/sta2023_files/image087.gif

 

 

*

 

 

CI: http://www.stat.ufl.edu/%7Emmeece/sta2023_files/image091.gif

 ST: http://www.stat.ufl.edu/%7Emmeece/sta2023_files/image093.gif

 

 

 

z

 

McNemar http://www.stat.ufl.edu/%7Emmeece/sta2023_files/image095.gif  OR http://www.stat.ufl.edu/%7Emmeece/sta2023_files/image097.gif