Lautenschlager, G. J. (1989).  ALPHATST: Testing for
      differences in coefficient alpha.  Applied Psychological
      Measurement, 13, 284.  Revised by R. D. Hays

--------------------------------------------------------
 INDEPENDENT GROUPS TYPE = 1  N OF GROUPS =  4
 NUMBER OF PAIRWISE COMPARISONS =   6  INPUT FILE = alpha.txt               

INPUT FORMAT=(F5.3,F3.0,F3.0)                                                                

-------- ALPHAS, NUMBER OF ITEMS, SAMPLE SIZE --------
 .99  5.   201.
 .98  5.   200.
 .99  5.   200.
 .99  5.   200.
-------------------------------------------------------
  TEST FOR ALPHA COEFFICIENTS 

 INPUT FILE FOR THIS RUN WAS:  alpha.txt               

     NUMBER OF INDEPENDENT GROUPS:    4

          CHI-SQUARED VALUE IS :        1.8623

            df =      3           p <   .59950
-------------------------------------------------------

ALPHA COEFFICIENTS   CHI-SQUARE  PROBABILITY 
  .99   .98            2.8513      .08727
  .99   .99             .0000      .30455
  .99   .99             .3638      .55231
  .98   .99            2.8399      .08791
  .98   .99            1.1759      .27771
  .99   .99             .3624      .55304
-------------------------------------------------------