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. Author manuscript; available in PMC: 2016 Dec 1.
Published in final edited form as: Behav Res Methods. 2015 Dec;47(4):1095–1109. doi: 10.3758/s13428-014-0534-3

Table 2.

Proportion of Author Names Correct andIRT-EstimatedParameters: a-parameter (discrimination), b-parameter (difficulty) and Standard Errors

Serial Position Author Name Percent Selected a-parameter b-parameter
1 Ernest Hemingway 92.2 1.97 (0.24) −1.88 (0.15)
2 F. Scott Fitzgerald 89.8 1.49 (0.18) −1.94 (0.17)
3 Stephen King 83.7 1.08 (0.13) −1.83 (0.18)
4 T. S. Elliot a 80.4 1.51 (0.15) −1.29 (0.11)
5 J. R. R. Tolkien 77.6 1.87 (0.18) −1.03 (0.08)
6 George Orwell 72.9 1.55 (0.14) −0.91 (0.08)
7 Maya Angelou 66.3 0.72 (0.09) −1.05 (0.15)
8 William Faulkner 62.8 1.55 (0.13) −0.49 (0.06)
9 E. B. White 55.3 0.88 (0.09) −0.29 (0.09)
10 Harper Lee 53.0 0.95 (0.09) −0.16 (0.08)
11 Tom Clancy 51.9 1.12 (0.10) −0.10 (0.07)
12 J. D. Salinger 47.2 1.53 (0.13) 0.09 (0.06)
13 James Patterson 47.1 0.66 (0.08) 0.18 (0.10)
14 Virginia Woolf 46.7 1.20 (0.11) 0.13 (0.06)
15 John Grisham 43.2 1.40 (0.12) 0.25 (0.06)
16 Ray Bradbury 37.7 1.20 (0.10) 0.52 (0.07)
17 Thomas Wolfe 37.3 0.66 (0.08) 0.86 (0.14)
18 Jack London 36.5 1.12 (0.10) 0.61 (0.08)
19 Toni Morrison 35.1 0.59 (0.08) 1.12 (0.17)
20 Ayn Rand 35.1 1.47 (0.12) 0.57 (0.06)
21 John Irving* 32.5 0.74 (0.10) 1.09 (0.17)
22 James Joyce 30.0 1.39 (0.12) 0.81 (0.07)
23 Kurt Vonnegut 27.1 1.97 (0.17) 0.79 (0.06)
24 Samuel Beckett 26.4 0.75 (0.09) 1.52 (0.18)
25 Margaret Atwood 22.4 0.99 (0.10) 1.48 (0.14)
26 Danielle Steel 20.7 0.94 (0.10) 1.66 (0.16)
27 Ralph Ellison 19.7 0.75 (0.09) 2.08 (0.24)
28 Gabriel Garcia Marquez 18.3 1.17 (0.12) 1.59 (0.13)
29 Alice Walker* 16.7 0.77 (0.12) 2.32 (0.33)
30 Isabel Allende 14.4 0.98 (0.11) 2.12 (0.20)
31 Isaac Asimov 13.5 1.56 (0.15) 1.64 (0.11)
32 T. C. Boyle* 13.1 0.30 (0.11) 6.44 (2.44)
33 Vladimir Nabokov 12.2 1.36 (0.14) 1.89 (0.14)
34 Joyce Carol Oates 11.9 1.21 (0.13) 2.06 (0.17)
35 Margaret Mitchell* 11.3 0.86 (0.13) 2.73 (0.39)
36 Clive Cussler 10.9 1.07 (0.13) 2.35 (0.22)
37 Robert Ludlum 8.6 1.22 (0.14) 2.4 (0.21)
38 Salman Rushdie 7.4 1.71 (0.19) 2.09 (0.14)
39 Willa Cather 7.0 1.53 (0.17) 2.28 (0.17)
40 Nora Ephron 6.6 1.26 (0.16) 2.61 (0.24)
41 Jackie Collins* 6.1 0.58 (0.17) 4.93 (1.35)
42 Sue Grafton 5.1 1.10 (0.16) 3.13 (0.35)
43 Kazuo Ishiguro 4.8 1.18 (0.17) 3.05 (0.32)
44 Anne McCaffrey 4.8 1.13 (0.16) 3.15 (0.35)
45 Paul Theroux* 4.8 0.74 (0.20) 4.36 (1.08)
46 Judith Krantz 4.7 1.05 (0.16) 3.33 (0.40)
47 Thomas Pynchon 3.6 2.52 (0.39) 2.28 (0.14)
48 James Michener 3.5 1.18 (0.19) 3.38 (0.40)
49 Ann Beattie* 2.6 0.59 (0.26) 6.49 (2.72)
50 Michael Ondaatje 2.6 1.14 (0.20) 3.75 (0.51)
51 Nelson Demilleb 2.4 1.12 (0.21) 3.87 (0.56)
52 Umberto Eco 2.3 1.57 (0.25) 3.15 (0.31)
53 Raymond Chandler 2.2 1.45 (0.24) 3.34 (0.37)
54 Dick Francis* 2.0 0.30 (0.30) 13.09 (12.75)
55 Sidney Sheldon* 1.9 0.57 (0.33) 7.18 (3.87)
56 Saul Bellow 1.8 2.39 (0.39) 2.77 (0.20)
57 James Clavell* 1.8 0.77 (0.35) 5.62 (2.28)
58 Jonathan Kellerman* 1.8 1.03 (0.29) 4.42 (1.17)
59 Wally Lamb* 1.6 1.36 (0.30) 3.74 (0.63)
60 Jane Smiley 1.4 0.30 (0.27) 14.34 (12.76)
61 Jean M. Auel* 1.0 0.29 (0.36) 16.00 (20.28)
62 Brian Herbert* 0.6 0.15 (0.54) 34.44 (124.95)
63 Tony Hillerman* 0.4 1.00 (0.70) 6.06 (3.98)
64 Herman Wouk 0.4 1.99 (0.49) 3.91 (0.52)
65 Bernard Malamud 0.3 1.80 (0.53) 4.28 (0.74)

Note.

*

Items excluded from 50-item IRT analyses, but 65-item IRT parameters are presented for comparison.

a

Minor misspelling in ART version; should read 'T. S. Eliot.'

b

Minor misspelling in ART version, should read 'Nelson DeMille.'