based on the information below, find the (valid) number (N) and percentage or proportion (the valid percent value divided by 100) for one nominal or one ordinal variable. additional find the c.i = Ps + Z PU ( 1 - PU )/N Statistics Abortion if woman wants for any reason N Valid 947 Missing 516 Abortion if woman wants for any reason Frequency Percent Valid Percent Cumulative Percent Valid YES 458 31.3 48.4 48.4 NO 489 33.4 51.6 100.0 Total 947 64.7 100.0 Missing IAP 487 33.3 DK 18 1.2 NA 11 .8 Total 516 35.3 Total 1463 100.0