docs(book): Update README with Chapter 14 final statistics

- Correct word count: 5,443 words (not 6,116)
- Updated topics: RIEF vs Medallion, prediction decay, replication crisis
- Adjusted Part III subtotal: 14,805 words
- Updated total: ~118,000 words

Author: 0xrinegade

docs/book/README.md

@@ -10,7 +10,7 @@ This textbook provides comprehensive coverage of algorithmic trading strategies,
 
 **Level:** Graduate (MFE, MQF, MS in Computational Finance)
 **Prerequisites:** Calculus, probability theory, basic programming
-**Total Content:** ~119,000 words across 16 chapters (13 original + 3 NEW foundational chapters)
+**Total Content:** ~118,000 words across 16 chapters (13 original + 3 NEW foundational chapters)
 **Academic References:** 156 peer-reviewed papers and textbooks (134 original + 22 NEW)
 
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