Ep. 11 | Mann & Curry
Climate Change on Trial
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Witness Testimony: Data Manipulation and the Hockey Stick Graph
This chapter discusses the testimony of a witness questioning the credibility of Michael Mann's hockey stick graph and explores the notion of data manipulation. They delve into the manipulation of methodology, the connection between proxies and global temperatures, and the controversy surrounding principal component analysis (PCA). The chapter also highlights the analysis conducted on the hockey stick graph, revealing the use of P-hacking to exaggerate certainty.
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