S1C3A1L1O1G2R1A1M3
14 points
SCALOGRAM is validvalid
an arrangement of items, as problems in a test or features of speech, such that the presence or accomplishment at one level implies the presence or ability to accomplish all lower levels
an arrangement of items, as problems in a test or features of speech, such that the presence or accomplishment at one level implies the presence or ability to accomplish all lower levels