* q1.
COMPUTE price = Pages * 0.5 .
EXECUTE .

IF (price < 50) price = 50 .
EXECUTE .
MEANS
  TABLES=price  BY Genre   /CELLS MEAN .


* q2.
RECODE
  Pages
  (Lowest thru 400=1)  (400 thru Highest=2)  INTO  thinthic .
EXECUTE .
USE ALL.
COMPUTE filter_$=(Best > 10).
VARIABLE LABEL filter_$ 'Best > 10 (FILTER)'.
VALUE LABELS filter_$  0 'Not Selected' 1 'Selected'.
FORMAT filter_$ (f1.0).
FILTER BY filter_$.
EXECUTE .
FREQUENCIES
  VARIABLES=thinthic
  /ORDER=  ANALYSIS .
FILTER OFF.
USE ALL.
EXECUTE .