X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=doc%2Fstatistics.texi;h=e18c6109dba73f69aed403bcd4c677980ab48690;hb=da6ac7ebe47553c89c7d06592770a49fa11b3a32;hp=9774c514aa7435081336084ae32e4f196fe8b8e6;hpb=0dd2514b4a6a1aed0d467779da855d217ac26df9;p=pspp

diff --git a/doc/statistics.texi b/doc/statistics.texi
index 9774c514aa..e18c6109db 100644
--- a/doc/statistics.texi
+++ b/doc/statistics.texi
@@ -597,6 +597,8 @@ CROSSTABS
                 @{BOX,NOBOX@}
         /CELLS=@{COUNT,ROW,COLUMN,TOTAL,EXPECTED,RESIDUAL,SRESIDUAL,
                 ASRESIDUAL,ALL,NONE@}
+        /COUNT=@{ASIS,CASE,CELL@}
+               @{ROUND,TRUNCATE@}
         /STATISTICS=@{CHISQ,PHI,CC,LAMBDA,UC,BTAU,CTAU,RISK,GAMMA,D,
                      KAPPA,ETA,CORR,ALL,NONE@}
         /BARCHART
@@ -696,6 +698,15 @@ Suppress cells entirely.
 If @subcmd{CELLS} is not specified at all then only @subcmd{COUNT}
 will be selected.
 
+By default, crosstabulation and statistics use raw case weights,
+without rounding.  Use the @subcmd{/COUNT} subcommand to perform
+rounding: CASE rounds the weights of individual weights as cases are
+read, CELL rounds the weights of cells within each crosstabulation
+table after it has been constructed, and ASIS explicitly specifies the
+default non-rounding behavior.  When rounding is requested, ROUND, the
+default, rounds to the nearest integer and TRUNCATE rounds toward
+zero.
+
 The @subcmd{STATISTICS} subcommand selects statistics for computation:
 
 @table @asis
@@ -940,12 +951,13 @@ implies the model
 
 The @subcmd{MISSING} subcommand determines the handling of missing
 variables.  
-If @subcmd{INCLUDE} is set, then user-missing values are included in the
-calculations, but system-missing values are not.
-If @subcmd{EXCLUDE} is set, which is the default, user-missing
-values are excluded as well as system-missing values. 
-This is the default.
-
+If @subcmd{INCLUDE} is set then, for the purposes of GLM analysis,
+only system-missing values are considered
+to be missing; user-missing values are not regarded as missing.
+If @subcmd{EXCLUDE} is set, which is the default, then user-missing
+values are considered to be missing as well as system-missing values. 
+A case for which any dependent variable or any factor
+variable has a missing value is excluded from the analysis.
 
 @node LOGISTIC REGRESSION
 @section LOGISTIC REGRESSION