February, 2003
© 2000, 2001
Scott S. Emerson, M.D., Ph.D.
Representation of
two-sided hypothesis tests
Two-sided
tests take on appearance of two superposed hypothesis tests
·Lower
test
-H0-:
q ³ q0- versus H-: q £ q-
·Upper
test
-H0+:
q £ q0+ versus H+: q ³ q+
·
·Classic
two-sided test:
-q0- = q0+ = q0
-q- = - q+