On The Derivation of Camp's Tetrachoric Correlation Approximation  

Oleh:

Rae, Gordon

Jenis: Article from Journal - ilmiah internasional
Dalam koleksi: Educational and Psychological Measurement vol. 57 no. 4 (1997), page 631-636.
Topik: moment approximation; mathematical analysis; statistical analysis
Fulltext: 631.pdf (417.19KB)

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Perpustakaan Pusat (Semanggi) Nomor Panggil: EE30.1 Non-tandon: 1 (dapat dipinjam: 0) Tandon: tidak ada

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Although camp's tetrachoric correlation approximation has been shown to yield excellent results over a fairly wide range, its derivation remains something of a mystery. The present article shows how camp have arrived at this formula using a theoretical, rather than an empirical, approach.

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