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Table 2 Calculated user metrics and their formula

From: The effect on new knowledge and reviewed knowledge caused by the positioning task in closed concept maps

Normalized review\( \frac {\text {Review}}{\text {Pre}}\)
Normalized new\(\frac {\text {New}}{1-{\text {Pre}}}\)
Normalized review retention\(\frac {\text {ReviewOnDelay}}{\text {Review}}\)
Normalized new retention\(\frac {\text {NewOnDelay}}{\text {New}}\)
  1. Pre refers to pre-test scores. Review, New, ReviewOnDelay, and NewOnDelay refer to the number of questions belonging to each classification for that particular user