b\8Pack*?8 @EACTEACT1ft X\\`8`܁ $<Pp======060507 =======v1-Prop Z Test This test is used to test for an unknown proportion of successes. The 1-Prop Z Test is applied to the normal distribution. Thk( Z=xnpp(1p)n p:expected sample proportion n :size of sample @STAT[EXE]8Pack*?( @GUIDETKEYLOG((NOTEP&$&222222xz Prop ..... sample proportion test conditions (pspecifies twotail test, pspecifies upper onetail test.) p ....... expected sample proportion (0